AbstractArray::createFromObject() - Code Metrics - bocharsky-bw/Arrayzy - Measure and Improve Code Quality continuously with Scrutinizer

AbstractArray::createFromObject() A
last analyzed 2016-12-04 09:47 UTC

↳ Parent: AbstractArray

Complexity

Conditions	2
Paths	2

Size

Total Lines	10
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	2

Importance

Changes

Metric	Value
dl	0
loc	10
ccs	6
cts	6
cp	1
rs	9.4285
c	0
b	0
f	0
cc	2
eloc	5
nc	2
nop	1
crap	2

<?php

namespace Arrayzy;

use Arrayzy\Interfaces\ConvertibleInterface;
use Arrayzy\Interfaces\DebuggableInterface;
use Arrayzy\Interfaces\DoubleEndedQueueInterface;
use Arrayzy\Interfaces\SortableInterface;
use Arrayzy\Interfaces\TraversableInterface;
use Arrayzy\Traits\ConvertibleTrait;
use Arrayzy\Traits\DebuggableTrait;
use Arrayzy\Traits\DoubleEndedQueueTrait;
use Arrayzy\Traits\SortableTrait;
use Arrayzy\Traits\TraversableTrait;
use ArrayAccess;
use ArrayIterator;
use Countable;
use IteratorAggregate;
use Traversable;

/**
 * Defines common methods and method signatures.
 *
 * @author Victor Bocharsky <[email protected]>
 */
abstract class AbstractArray implements
    ArrayAccess,
    ConvertibleInterface,
    Countable,
    DebuggableInterface,
    DoubleEndedQueueInterface,
    IteratorAggregate,
    SortableInterface,
    TraversableInterface
{
    use ConvertibleTrait;

    use DebuggableTrait;

    use DoubleEndedQueueTrait;

    use SortableTrait;

    use TraversableTrait;

    /**
     * @const string
     */
    const DEFAULT_SEPARATOR = ', ';

    /**
     * @var array
     */
    protected $elements = [];

    /**
     * Construct new instance
     *
     * @param array $elements
     */
    public function __construct(array $elements = [])
    {
        $this->elements = $elements;
    }

    // The abstract public method list order by ASC

    /**
     * Create a chunked version of current array.
     *
     * @param int $size Size of each chunk
     * @param bool $preserveKeys Whether array keys are preserved or no
     *
     * @return AbstractArray An array of chunks from the current array
     */
    abstract public function chunk($size, $preserveKeys = false);

    /**
     * Clear the current array.
     *
     * @return AbstractArray The current empty array
     */
    abstract public function clear();

    /**
     * Create an array using the current array as keys and the other array as values.
     *
     * @param array $array Values array
     *
     * @return AbstractArray An array with values from the other array
     */
    abstract public function combine(array $array);

    /**
     * Compute the current array values which not present in the given one.
     *
     * @param array $array Array for diff
     *
     * @return AbstractArray An array containing all the entries from this array
     * that are not present in $array
     */
    abstract public function diff(array $array);

    /**
     * Filter the current array for elements satisfying the predicate $func.
     *
     * @param callable $func
     *
     * @return AbstractArray An array with only element satisfying $func
     */
    abstract public function filter(callable $func);

    /**
     * Exchanges all keys of current array with their associated values.
     *
     * @return AbstractArray An array with flipped elements
     */
    abstract public function flip();

    /**
     * Compute the current array values which present in the given one.
     *
     * @param array $array Array for intersect
     *
     * @return AbstractArray An array with containing all the entries from this array
     * that are present in $array
     */
    abstract public function intersect(array $array);

    /**
     * Compute the current array values with additional index check which present in the given one.
     *
     * @param array $array Array for intersect
     *
     * @return AbstractArray An array with containing all the entries from this array
     * that are present in $array. Note that the keys are also used in the comparison
     * unlike in intersect().
     */
    abstract public function intersectAssoc(array $array);

    /**
     * Compute the current array using keys for comparison which present in the given one.
     *
     * @param array $array Array for intersect
     *
     * @return AbstractArray An array with containing all the entries from this array
     * which have keys that are present in $array.
     */
     abstract public function intersectKey(array $array);

    /**
     * Apply the given function to the every element of the current array,
     * collecting the results.
     *
     * @param callable $func
     *
     * @return AbstractArray An array with modified elements
     */
    abstract public function map(callable $func);

    /**
     * Merge the current array with the provided one. The latter array is overwriting.
     *
     * @param array $array Array to merge with (overwrites)
     * @param bool $recursively Whether array will be merged recursively or no
     *
     * @return AbstractArray An array with the keys/values from $array added
     */
    abstract public function merge(array $array, $recursively = false);

    /**
     * Pad the current array to the specified size with a given value.
     *
     * @param int $size Size of the result array
     * @param mixed $value Empty value by default
     *
     * @return AbstractArray An array padded to $size with $value
     */
    abstract public function pad($size, $value);

    /**
     * Create a numerically re-indexed array based on the current array.
     *
     * @return AbstractArray An array with re-indexed elements
     */
    abstract public function reindex();

    /**
     * Replace values in the current array with values in the given one
     * that have the same key.
     *
     * @param array $array Array of replacing values
     * @param bool $recursively Whether array will be replaced recursively or no
     *
     * @return AbstractArray An array with the same keys but new values
     */
    abstract public function replace(array $array, $recursively = false);

    /**
     * Reverse the values order of the current array.
     *
     * @param bool $preserveKeys Whether array keys are preserved or no
     *
     * @return AbstractArray An array with the order of the elements reversed
     */
    abstract public function reverse($preserveKeys = false);

    /**
     * Randomize elements order of the current array.
     *
     * @return AbstractArray An array with the shuffled elements order
     */
    abstract public function shuffle();

    /**
     * Extract a slice of the current array.
     *
     * @param int $offset Slice begin index
     * @param int|null $length Length of the slice
     * @param bool $preserveKeys Whether array keys are preserved or no
     *
     * @return AbstractArray A new array, which is slice of the current array
     * with specified $length
     */
    abstract public function slice($offset, $length = null, $preserveKeys = false);

    /**
     * Remove duplicate values from the current array.
     *
     * @param int|null $sortFlags
     *
     * @return AbstractArray An array with only unique elements
     */
    abstract public function unique($sortFlags = null);

    /**
     * Apply the given function to the every element of the current array,
     * discarding the results.
     *
     * @param callable $func
     * @param bool $recursively Whether array will be walked recursively or no
     *
     * @return AbstractArray An array with modified elements
     */
    abstract public function walk(callable $func, $recursively = false);

    // The public static method list order by ASC

    /**
     * Create a new instance.
     *
     * @param array $elements
     *
     * @return AbstractArray Returns created instance
     */
    public static function create(array $elements = [])
    {
        return new static($elements);
    }

    /**
     * Decode a JSON string to new instance.
     *
     * @param string $json The JSON string being decoded
     * @param int $options Bitmask of JSON decode options
     * @param int $depth Specified recursion depth
     *
     * @return AbstractArray The created array
     */
    public static function createFromJson($json, $options = 0, $depth = 512)
    {
        return new static(json_decode($json, true, $depth, $options));
    }

    /**
     * Create a new instance filled with values from an object implementing ArrayAccess.
     *
     * @param ArrayAccess $elements Object that implements ArrayAccess
     *
     * @return AbstractArray Returns created instance
     */
    public static function createFromObject(ArrayAccess $elements)
    {
        $array = new static();

        foreach ($elements as $key => $value) {
            $array[$key] = $value;
        }

        return $array;
    }

    /**
     * Explode a string to new instance by specified separator.
     *
     * @param string $string Converted string
     * @param string $separator Element's separator
     *
     * @return AbstractArray The created array
     */
    public static function createFromString($string, $separator)
    {
        return new static(explode($separator, $string));
    }

    /**
     * Create a new instance containing a range of elements.
     *
     * @param mixed $low First value of the sequence
     * @param mixed $high The sequence is ended upon reaching the end value
     * @param int $step Used as the increment between elements in the sequence
     *
     * @return AbstractArray The created array
     */
    public static function createWithRange($low, $high, $step = 1)
    {
        return new static(range($low, $high, $step));
    }

    // The public method list order by ASC

    /**
     * Check if the given value exists in the array.
     *
     * @param mixed $element Value to search for
     *
     * @return bool Returns true if the given value exists in the array, false otherwise
     */
    public function contains($element)
    {
        return in_array($element, $this->elements, true);
    }

    /**
     * Check if the given key/index exists in the array.
     *
     * @param mixed $key Key/index to search for
     *
     * @return bool Returns true if the given key/index exists in the array, false otherwise
     */
    public function containsKey($key)
    {
        return array_key_exists($key, $this->elements);
    }

    /**
     * Returns the number of values in the array.
     *
     * @link http://php.net/manual/en/function.count.php
     *
     * @return int total number of values
     */
    public function count()
    {
        return count($this->elements);
    }

    /**
     * Clone current instance to new instance.
     *
     * @deprecated Should be removed
     *
     * @return AbstractArray Shallow copy of $this
     */
    public function createClone()
    {
        return clone $this;
    }

    /**
     * Return slice of an array except given keys.
     * 
     * @param array $keys List of keys to exclude
     * 
     * @return AbstractArray The created array
     */
    public function except(array $keys)
    {
        return new static(array_diff_key($this->elements, array_flip($keys)));
    }

    /**
     * Find the given value in An array using a closure
     *
     * @param callable $func
     *
     * @return bool Returns true if the given value is found, false otherwise
     */
    public function exists(callable $func)
    {
        $isExists = false;

        foreach ($this->elements as $key => $value) {
            if ($func($key, $value)) {
                $isExists = true;
                break;
            }
        }

        return $isExists;
    }

    /**
     * Returns the first occurrence of a value that satisfies the predicate $func.
     *
     * @param callable $func
     *
     * @return mixed The first occurrence found
     */
    public function find(callable $func)
    {
        $found = null;

        foreach ($this->elements as $key => $value) {
            if($func($value, $key)) {
                $found = $value;
                break;
            }
        }

        return $found;
    }

    /**
     * Create an iterator over this array.
     *
     * @link http://php.net/manual/en/iteratoraggregate.getiterator.php
     *
     * @return Traversable An instance of an object implementing <b>Iterator</b>
     */
    public function getIterator()
    {
        return new ArrayIterator($this->elements);
    }

    /**
     * Return an array all the keys of this array.
     *
     * @return array An array of all keys
     */
    public function getKeys()
    {
        return array_keys($this->elements);
    }

    /**
     * Pick a random value out of this array.
     *
     * @return mixed Random value of array
     *
     * @throws \RangeException If array is empty
     */
    public function getRandom()
    {
        return $this->offsetGet($this->getRandomKey());
    }

    /**
     * Pick a random key/index from the keys of this array.
     *
     * @return mixed Random key/index of array
     *
     * @throws \RangeException If array is empty
     */
    public function getRandomKey()
    {
        return $this->getRandomKeys(1);
    }

    /**
     * Pick a given number of random keys/indexes out of this array.
     *
     * @param int $number The number of keys/indexes (should be <= $this->count())
     *
     * @return mixed Random keys or key of array
     *
     * @throws \RangeException
     */
    public function getRandomKeys($number)
    {
        $number = (int) $number;

        $count = $this->count();
        if ($number === 0 || $number > $count) {
            throw new \RangeException(sprintf(
                'Number of requested keys (%s) must be equal or lower than number of elements in this array (%s)',
                $number,
                $count
            ));
        }

        return array_rand($this->elements, $number);
    }

    /**
     * Pick a given number of random values with non-duplicate indexes out of the array.
     *
     * @param int $number The number of values (should be > 1 and < $this->count())
     *
     * @return array Random values of array
     *
     * @throws \RangeException
     */
    public function getRandomValues($number)
    {
        $values = [];

        $keys = $number > 1 ? $this->getRandomKeys($number) : [$this->getRandomKeys($number)];
        foreach ($keys as $key) {
            $values[] = $this->offsetGet($key);
        }

        return $values;
    }

    /**
     * Return an array of all values from this array numerically indexed.
     *
     * @return mixed An array of all values
     */
    public function getValues()
    {
        return array_values($this->elements);
    }

    /**
     * Alias of search() method. Search for a given element and return
     * the index of its first occurrence.
     *
     * @param mixed $element Value to search for
     *
     * @return mixed The corresponding key/index
     */
    public function indexOf($element)
    {
        return $this->search($element);
    }

    /**
     * Check whether array is associative or not.
     *
     * @return bool Returns true if associative, false otherwise
     */
    public function isAssoc()
    {
        $isAssoc = false;

        if (!$this->isEmpty()) {
            $isAssoc = $this->checkType('string');
        }

        return $isAssoc;
    }

    /**
     * Check whether the array is empty or not.
     *
     * @return bool Returns true if empty, false otherwise
     */
    public function isEmpty()
    {
        return !$this->elements;
    }

    /**
     * Check if an array keys are in a given variable type.
     *
     * @param string $type
     *
     * @return bool
     */
    private function checkType($type)
    {
        $isInType = true;

        foreach ($this->getKeys() as $key) {
            if (gettype($key) !== $type) {
                $isInType = false;
                break;
            }
        }

        return $isInType;
    }

    /**
     * Check whether array is numeric or not.
     *
     * @return bool Returns true if numeric, false otherwise
     */
    public function isNumeric()
    {
        $isNumeric = false;

        if (!$this->isEmpty()) {
            $isNumeric = $this->checkType('integer');
        }

        return $isNumeric;
    }

    /**
     * Whether an offset exists.
     *
     * @param mixed $offset An offset to check for.
     * @link http://php.net/manual/en/arrayaccess.offsetexists.php
     *
     * @return boolean true on success or false on failure.
     */
    public function offsetExists($offset)
    {
        return isset($this->elements[$offset]);
    }

    /**
     * Retrieve the current offset or null.
     *
     * @param mixed $offset The offset to retrieve.
     * @link http://php.net/manual/en/arrayaccess.offsetget.php
     *
     * @return mixed Can return all value types.
     */
    public function offsetGet($offset)
    {
        return isset($this->elements[$offset])
            ? $this->elements[$offset]
            : null
        ;
    }

    /**
     * Set an offset for this array.
     *
     * @param mixed $offset The offset to assign the value to.
     * @param mixed $value The value to set.
     * @link http://php.net/manual/en/arrayaccess.offsetset.php
     *
     * @return $this
     */
    public function offsetSet($offset, $value)
    {
        if (isset($offset)) {
            $this->elements[$offset] = $value;
        } else {
            $this->elements[] = $value;
        }

        return $this;
    }

    /**
     * Remove a present offset.
     *
     * @param mixed $offset The offset to unset.
     * @link http://php.net/manual/en/arrayaccess.offsetunset.php
     *
     * @return $this
     */
    public function offsetUnset($offset)
    {
        unset($this->elements[$offset]);

        return $this;
    }

    /**
     * Return slice of an array with just a given keys.
     *
     * @param array $keys List of keys to return
     *
     * @return AbstractArray The created array
     */
    public function only(array $keys)
    {
        return new static(array_intersect_key($this->elements, array_flip($keys)));
    }

    /**
     * Reduce the array to a single value iteratively combining all values using $func.
     *
     * @param callable $func callback ($carry, $item) -> next $carry
     * @param mixed|null $initial starting value of the $carry
     *
     * @return mixed Final value of $carry
     */
    public function reduce(callable $func, $initial = null)
    {
        return array_reduce($this->elements, $func, $initial);
    }

    /**
     * Search for a given element and return the index of its first occurrence.
     *
     * @param mixed $element Value to search for
     *
     * @return mixed The corresponding key/index
     */
    public function search($element)
    {
        return array_search($element, $this->elements, true);
    }
}


1		<?php
2
3		namespace Arrayzy;
4
5		use Arrayzy\Interfaces\ConvertibleInterface;
6		use Arrayzy\Interfaces\DebuggableInterface;
7		use Arrayzy\Interfaces\DoubleEndedQueueInterface;
8		use Arrayzy\Interfaces\SortableInterface;
9		use Arrayzy\Interfaces\TraversableInterface;
10		use Arrayzy\Traits\ConvertibleTrait;
11		use Arrayzy\Traits\DebuggableTrait;
12		use Arrayzy\Traits\DoubleEndedQueueTrait;
13		use Arrayzy\Traits\SortableTrait;
14		use Arrayzy\Traits\TraversableTrait;
15		use ArrayAccess;
16		use ArrayIterator;
17		use Countable;
18		use IteratorAggregate;
19		use Traversable;
20
21		/**
22		* Defines common methods and method signatures.
23		*
24		* @author Victor Bocharsky <[email protected]>
25		*/
26		abstract class AbstractArray implements
27		ArrayAccess,
28		ConvertibleInterface,
29		Countable,
30		DebuggableInterface,
31		DoubleEndedQueueInterface,
32		IteratorAggregate,
33		SortableInterface,
34		TraversableInterface
35		{
36		use ConvertibleTrait;
37
38		use DebuggableTrait;
39
40		use DoubleEndedQueueTrait;
41
42		use SortableTrait;
43
44		use TraversableTrait;
45
46		/**
47		* @const string
48		*/
49		const DEFAULT_SEPARATOR = ', ';
50
51		/**
52		* @var array
53		*/
54		protected $elements = [];
55
56		/**
57		* Construct new instance
58		*
59		* @param array $elements
60		*/
61	307	public function __construct(array $elements = [])
62		{
63	307	$this->elements = $elements;
64	307	}
65
66		// The abstract public method list order by ASC
67
68		/**
69		* Create a chunked version of current array.
70		*
71		* @param int $size Size of each chunk
72		* @param bool $preserveKeys Whether array keys are preserved or no
73		*
74		* @return AbstractArray An array of chunks from the current array
75		*/
76		abstract public function chunk($size, $preserveKeys = false);
77
78		/**
79		* Clear the current array.
80		*
81		* @return AbstractArray The current empty array
82		*/
83		abstract public function clear();
84
85		/**
86		* Create an array using the current array as keys and the other array as values.
87		*
88		* @param array $array Values array
89		*
90		* @return AbstractArray An array with values from the other array
91		*/
92		abstract public function combine(array $array);
93
94		/**
95		* Compute the current array values which not present in the given one.
96		*
97		* @param array $array Array for diff
98		*
99		* @return AbstractArray An array containing all the entries from this array
100		* that are not present in $array
101		*/
102		abstract public function diff(array $array);
103
104		/**
105		* Filter the current array for elements satisfying the predicate $func.
106		*
107		* @param callable $func
108		*
109		* @return AbstractArray An array with only element satisfying $func
110		*/
111		abstract public function filter(callable $func);
112
113		/**
114		* Exchanges all keys of current array with their associated values.
115		*
116		* @return AbstractArray An array with flipped elements
117		*/
118		abstract public function flip();
119
120		/**
121		* Compute the current array values which present in the given one.
122		*
123		* @param array $array Array for intersect
124		*
125		* @return AbstractArray An array with containing all the entries from this array
126		* that are present in $array
127		*/
128		abstract public function intersect(array $array);
129
130		/**
131		* Compute the current array values with additional index check which present in the given one.
132		*
133		* @param array $array Array for intersect
134		*
135		* @return AbstractArray An array with containing all the entries from this array
136		* that are present in $array. Note that the keys are also used in the comparison
137		* unlike in intersect().
138		*/
139		abstract public function intersectAssoc(array $array);
140
141		/**
142		* Compute the current array using keys for comparison which present in the given one.
143		*
144		* @param array $array Array for intersect
145		*
146		* @return AbstractArray An array with containing all the entries from this array
147		* which have keys that are present in $array.
148		*/
149		abstract public function intersectKey(array $array);
150
151		/**
152		* Apply the given function to the every element of the current array,
153		* collecting the results.
154		*
155		* @param callable $func
156		*
157		* @return AbstractArray An array with modified elements
158		*/
159		abstract public function map(callable $func);
160
161		/**
162		* Merge the current array with the provided one. The latter array is overwriting.
163		*
164		* @param array $array Array to merge with (overwrites)
165		* @param bool $recursively Whether array will be merged recursively or no
166		*
167		* @return AbstractArray An array with the keys/values from $array added
168		*/
169		abstract public function merge(array $array, $recursively = false);
170
171		/**
172		* Pad the current array to the specified size with a given value.
173		*
174		* @param int $size Size of the result array
175		* @param mixed $value Empty value by default
176		*
177		* @return AbstractArray An array padded to $size with $value
178		*/
179		abstract public function pad($size, $value);
180
181		/**
182		* Create a numerically re-indexed array based on the current array.
183		*
184		* @return AbstractArray An array with re-indexed elements
185		*/
186		abstract public function reindex();
187
188		/**
189		* Replace values in the current array with values in the given one
190		* that have the same key.
191		*
192		* @param array $array Array of replacing values
193		* @param bool $recursively Whether array will be replaced recursively or no
194		*
195		* @return AbstractArray An array with the same keys but new values
196		*/
197		abstract public function replace(array $array, $recursively = false);
198
199		/**
200		* Reverse the values order of the current array.
201		*
202		* @param bool $preserveKeys Whether array keys are preserved or no
203		*
204		* @return AbstractArray An array with the order of the elements reversed
205		*/
206		abstract public function reverse($preserveKeys = false);
207
208		/**
209		* Randomize elements order of the current array.
210		*
211		* @return AbstractArray An array with the shuffled elements order
212		*/
213		abstract public function shuffle();
214
215		/**
216		* Extract a slice of the current array.
217		*
218		* @param int $offset Slice begin index
219		* @param int\|null $length Length of the slice
220		* @param bool $preserveKeys Whether array keys are preserved or no
221		*
222		* @return AbstractArray A new array, which is slice of the current array
223		* with specified $length
224		*/
225		abstract public function slice($offset, $length = null, $preserveKeys = false);
226
227		/**
228		* Remove duplicate values from the current array.
229		*
230		* @param int\|null $sortFlags
231		*
232		* @return AbstractArray An array with only unique elements
233		*/
234		abstract public function unique($sortFlags = null);
235
236		/**
237		* Apply the given function to the every element of the current array,
238		* discarding the results.
239		*
240		* @param callable $func
241		* @param bool $recursively Whether array will be walked recursively or no
242		*
243		* @return AbstractArray An array with modified elements
244		*/
245		abstract public function walk(callable $func, $recursively = false);
246
247		// The public static method list order by ASC
248
249		/**
250		* Create a new instance.
251		*
252		* @param array $elements
253		*
254		* @return AbstractArray Returns created instance
255		*/
256	19	public static function create(array $elements = [])
257		{
258	19	return new static($elements);
259		}
260
261		/**
262		* Decode a JSON string to new instance.
263		*
264		* @param string $json The JSON string being decoded
265		* @param int $options Bitmask of JSON decode options
266		* @param int $depth Specified recursion depth
267		*
268		* @return AbstractArray The created array
269		*/
270	8	public static function createFromJson($json, $options = 0, $depth = 512)
271		{
272	8	return new static(json_decode($json, true, $depth, $options));
273		}
274
275		/**
276		* Create a new instance filled with values from an object implementing ArrayAccess.
277		*
278		* @param ArrayAccess $elements Object that implements ArrayAccess
279		*
280		* @return AbstractArray Returns created instance
281		*/
282	8	public static function createFromObject(ArrayAccess $elements)
283		{
284	8	$array = new static();
285
286	8	foreach ($elements as $key => $value) {
287	6	$array[$key] = $value;
288	8	}
289
290	8	return $array;
291		}
292
293		/**
294		* Explode a string to new instance by specified separator.
295		*
296		* @param string $string Converted string
297		* @param string $separator Element's separator
298		*
299		* @return AbstractArray The created array
300		*/
301	6	public static function createFromString($string, $separator)
302		{
303	6	return new static(explode($separator, $string));
304		}
305
306		/**
307		* Create a new instance containing a range of elements.
308		*
309		* @param mixed $low First value of the sequence
310		* @param mixed $high The sequence is ended upon reaching the end value
311		* @param int $step Used as the increment between elements in the sequence
312		*
313		* @return AbstractArray The created array
314		*/
315	1	public static function createWithRange($low, $high, $step = 1)
316		{
317	1	return new static(range($low, $high, $step));
318		}
319
320		// The public method list order by ASC
321
322		/**
323		* Check if the given value exists in the array.
324		*
325		* @param mixed $element Value to search for
326		*
327		* @return bool Returns true if the given value exists in the array, false otherwise
328		*/
329	4	public function contains($element)
330		{
331	4	return in_array($element, $this->elements, true);
332		}
333
334		/**
335		* Check if the given key/index exists in the array.
336		*
337		* @param mixed $key Key/index to search for
338		*
339		* @return bool Returns true if the given key/index exists in the array, false otherwise
340		*/
341	4	public function containsKey($key)
342		{
343	4	return array_key_exists($key, $this->elements);
344		}
345
346		/**
347		* Returns the number of values in the array.
348		*
349		* @link http://php.net/manual/en/function.count.php
350		*
351		* @return int total number of values
352		*/
353	31	public function count()
354		{
355	31	return count($this->elements);
356		}
357
358		/**
359		* Clone current instance to new instance.
360		*
361		* @deprecated Should be removed
362		*
363		* @return AbstractArray Shallow copy of $this
364		*/
365	4	public function createClone()
366		{
367	4	return clone $this;
368		}
369
370		/**
371		* Return slice of an array except given keys.
372		*
373		* @param array $keys List of keys to exclude
374		*
375		* @return AbstractArray The created array
376		*/
377	3	public function except(array $keys)
378		{
379	3	return new static(array_diff_key($this->elements, array_flip($keys)));
380		}
381
382		/**
383		* Find the given value in An array using a closure
384		*
385		* @param callable $func
386		*
387		* @return bool Returns true if the given value is found, false otherwise
388		*/
389	4	public function exists(callable $func)
390		{
391	4	$isExists = false;
392
393	4	foreach ($this->elements as $key => $value) {
394	3	if ($func($key, $value)) {
395	1	$isExists = true;
396	1	break;
397		}
398	4	}
399
400	4	return $isExists;
401		}
402
403		/**
404		* Returns the first occurrence of a value that satisfies the predicate $func.
405		*
406		* @param callable $func
407		*
408		* @return mixed The first occurrence found
409		*/
410	1	public function find(callable $func)
411		{
412	1	$found = null;
413
414	1	foreach ($this->elements as $key => $value) {
415	1	if($func($value, $key)) {
416	1	$found = $value;
417	1	break;
418		}
419	1	}
420
421	1	return $found;
422		}
423
424		/**
425		* Create an iterator over this array.
426		*
427		* @link http://php.net/manual/en/iteratoraggregate.getiterator.php
428		*
429		* @return Traversable An instance of an object implementing <b>Iterator</b>
430		*/
431	12	public function getIterator()
432		{
433	12	return new ArrayIterator($this->elements);
434		}
435
436		/**
437		* Return an array all the keys of this array.
438		*
439		* @return array An array of all keys
440		*/
441	10	public function getKeys()
442		{
443	10	return array_keys($this->elements);
444		}
445
446		/**
447		* Pick a random value out of this array.
448		*
449		* @return mixed Random value of array
450		*
451		* @throws \RangeException If array is empty
452		*/
453	3	public function getRandom()
454		{
455	3	return $this->offsetGet($this->getRandomKey());
456		}
457
458		/**
459		* Pick a random key/index from the keys of this array.
460		*
461		* @return mixed Random key/index of array
462		*
463		* @throws \RangeException If array is empty
464		*/
465	6	public function getRandomKey()
466		{
467	6	return $this->getRandomKeys(1);
468		}
469
470		/**
471		* Pick a given number of random keys/indexes out of this array.
472		*
473		* @param int $number The number of keys/indexes (should be <= $this->count())
474		*
475		* @return mixed Random keys or key of array
476		*
477		* @throws \RangeException
478		*/
479	27	public function getRandomKeys($number)
480		{
481	27	$number = (int) $number;
482
483	27	$count = $this->count();
484	27	if ($number === 0 \|\| $number > $count) {
485	3	throw new \RangeException(sprintf(
486	3	'Number of requested keys (%s) must be equal or lower than number of elements in this array (%s)',
487	3	$number,
488		$count
489	3	));
490		}
491
492	24	return array_rand($this->elements, $number);
493		}
494
495		/**
496		* Pick a given number of random values with non-duplicate indexes out of the array.
497		*
498		* @param int $number The number of values (should be > 1 and < $this->count())
499		*
500		* @return array Random values of array
501		*
502		* @throws \RangeException
503		*/
504	6	public function getRandomValues($number)
505		{
506	6	$values = [];
507
508	6	$keys = $number > 1 ? $this->getRandomKeys($number) : [$this->getRandomKeys($number)];
509	6	foreach ($keys as $key) {
510	6	$values[] = $this->offsetGet($key);
511	6	}
512
513	6	return $values;
514		}
515
516		/**
517		* Return an array of all values from this array numerically indexed.
518		*
519		* @return mixed An array of all values
520		*/
521	4	public function getValues()
522		{
523	4	return array_values($this->elements);
524		}
525
526		/**
527		* Alias of search() method. Search for a given element and return
528		* the index of its first occurrence.
529		*
530		* @param mixed $element Value to search for
531		*
532		* @return mixed The corresponding key/index
533		*/
534	4	public function indexOf($element)
535		{
536	4	return $this->search($element);
537		}
538
539		/**
540		* Check whether array is associative or not.
541		*
542		* @return bool Returns true if associative, false otherwise
543		*/
544	4	public function isAssoc()
545		{
546	4	$isAssoc = false;
547
548	4	if (!$this->isEmpty()) {
549	3	$isAssoc = $this->checkType('string');
550	3	}
551
552	4	return $isAssoc;
553		}
554
555		/**
556		* Check whether the array is empty or not.
557		*
558		* @return bool Returns true if empty, false otherwise
559		*/
560	12	public function isEmpty()
561		{
562	12	return !$this->elements;
563		}
564
565		/**
566		* Check if an array keys are in a given variable type.
567		*
568		* @param string $type
569		*
570		* @return bool
571		*/
572	6	private function checkType($type)
573		{
574	6	$isInType = true;
575
576	6	foreach ($this->getKeys() as $key) {
577	6	if (gettype($key) !== $type) {
578	4	$isInType = false;
579	4	break;
580		}
581	6	}
582
583	6	return $isInType;
584		}
585
586		/**
587		* Check whether array is numeric or not.
588		*
589		* @return bool Returns true if numeric, false otherwise
590		*/
591	4	public function isNumeric()
592		{
593	4	$isNumeric = false;
594
595	4	if (!$this->isEmpty()) {
596	3	$isNumeric = $this->checkType('integer');
597	3	}
598
599	4	return $isNumeric;
600		}
601
602		/**
603		* Whether an offset exists.
604		*
605		* @param mixed $offset An offset to check for.
606		* @link http://php.net/manual/en/arrayaccess.offsetexists.php
607		*
608		* @return boolean true on success or false on failure.
609		*/
610	8	public function offsetExists($offset)
611		{
612	8	return isset($this->elements[$offset]);
613		}
614
615		/**
616		* Retrieve the current offset or null.
617		*
618		* @param mixed $offset The offset to retrieve.
619		* @link http://php.net/manual/en/arrayaccess.offsetget.php
620		*
621		* @return mixed Can return all value types.
622		*/
623	13	public function offsetGet($offset)
624		{
625	13	return isset($this->elements[$offset])
626	13	? $this->elements[$offset]
627	11	: null
628	13	;
629		}
630
631		/**
632		* Set an offset for this array.
633		*
634		* @param mixed $offset The offset to assign the value to.
635		* @param mixed $value The value to set.
636		* @link http://php.net/manual/en/arrayaccess.offsetset.php
637		*
638		* @return $this
639		*/
640	14	public function offsetSet($offset, $value)
641		{
642	14	if (isset($offset)) {
643	10	$this->elements[$offset] = $value;
644	10	} else {
645	4	$this->elements[] = $value;
646		}
647
648	14	return $this;
649		}
650
651		/**
652		* Remove a present offset.
653		*
654		* @param mixed $offset The offset to unset.
655		* @link http://php.net/manual/en/arrayaccess.offsetunset.php
656		*
657		* @return $this
658		*/
659	10	public function offsetUnset($offset)
660		{
661	10	unset($this->elements[$offset]);
662
663	10	return $this;
664		}
665
666		/**
667		* Return slice of an array with just a given keys.
668		*
669		* @param array $keys List of keys to return
670		*
671		* @return AbstractArray The created array
672		*/
673	3	public function only(array $keys)
674		{
675	3	return new static(array_intersect_key($this->elements, array_flip($keys)));
676		}
677
678		/**
679		* Reduce the array to a single value iteratively combining all values using $func.
680		*
681		* @param callable $func callback ($carry, $item) -> next $carry
682		* @param mixed\|null $initial starting value of the $carry
683		*
684		* @return mixed Final value of $carry
685		*/
686	1	public function reduce(callable $func, $initial = null)
687		{
688	1	return array_reduce($this->elements, $func, $initial);
689		}
690
691		/**
692		* Search for a given element and return the index of its first occurrence.
693		*
694		* @param mixed $element Value to search for
695		*
696		* @return mixed The corresponding key/index
697		*/
698	4	public function search($element)
699		{
700	4	return array_search($element, $this->elements, true);
701		}
702		}
703

bocharsky-bw / Arrayzy

AbstractArray::createFromObject() A last analyzed 2016-12-04 09:47 UTC

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AbstractArray::createFromObject() A
last analyzed 2016-12-04 09:47 UTC