1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace PhpOffice\PhpSpreadsheet\Calculation\MathTrig; |
4
|
|
|
|
5
|
|
|
use PhpOffice\PhpSpreadsheet\Calculation\Exception; |
6
|
|
|
use PhpOffice\PhpSpreadsheet\Calculation\Functions; |
7
|
|
|
|
8
|
|
|
class Round |
9
|
|
|
{ |
10
|
|
|
/** |
11
|
|
|
* ROUND. |
12
|
|
|
* |
13
|
|
|
* Returns the result of builtin function round after validating args. |
14
|
|
|
* |
15
|
|
|
* @param mixed $number Should be numeric |
16
|
|
|
* @param mixed $precision Should be int |
17
|
|
|
* |
18
|
|
|
* @return float|string Rounded number |
19
|
|
|
*/ |
20
|
30 |
|
public static function round($number, $precision) |
21
|
|
|
{ |
22
|
|
|
try { |
23
|
30 |
|
$number = Helpers::validateNumericNullBool($number); |
24
|
28 |
|
$precision = Helpers::validateNumericNullBool($precision); |
25
|
3 |
|
} catch (Exception $e) { |
26
|
3 |
|
return $e->getMessage(); |
27
|
|
|
} |
28
|
|
|
|
29
|
27 |
|
return round($number, (int) $precision); |
30
|
|
|
} |
31
|
|
|
|
32
|
|
|
/** |
33
|
|
|
* ROUNDUP. |
34
|
|
|
* |
35
|
|
|
* Rounds a number up to a specified number of decimal places |
36
|
|
|
* |
37
|
|
|
* @param float $number Number to round |
38
|
|
|
* @param int $digits Number of digits to which you want to round $number |
39
|
|
|
* |
40
|
|
|
* @return float|string Rounded Number, or a string containing an error |
41
|
|
|
*/ |
42
|
29 |
|
public static function up($number, $digits) |
43
|
|
|
{ |
44
|
|
|
try { |
45
|
29 |
|
$number = Helpers::validateNumericNullBool($number); |
46
|
27 |
|
$digits = (int) Helpers::validateNumericNullSubstitution($digits, null); |
47
|
3 |
|
} catch (Exception $e) { |
48
|
3 |
|
return $e->getMessage(); |
49
|
|
|
} |
50
|
|
|
|
51
|
26 |
|
if ($number == 0.0) { |
52
|
4 |
|
return 0.0; |
53
|
|
|
} |
54
|
|
|
|
55
|
22 |
|
if ($number < 0.0) { |
56
|
6 |
|
return round($number - 0.5 * 0.1 ** $digits, $digits, PHP_ROUND_HALF_DOWN); |
57
|
|
|
} |
58
|
|
|
|
59
|
16 |
|
return round($number + 0.5 * 0.1 ** $digits, $digits, PHP_ROUND_HALF_DOWN); |
60
|
|
|
} |
61
|
|
|
|
62
|
|
|
/** |
63
|
|
|
* ROUNDDOWN. |
64
|
|
|
* |
65
|
|
|
* Rounds a number down to a specified number of decimal places |
66
|
|
|
* |
67
|
|
|
* @param float $number Number to round |
68
|
|
|
* @param int $digits Number of digits to which you want to round $number |
69
|
|
|
* |
70
|
|
|
* @return float|string Rounded Number, or a string containing an error |
71
|
|
|
*/ |
72
|
29 |
|
public static function down($number, $digits) |
73
|
|
|
{ |
74
|
|
|
try { |
75
|
29 |
|
$number = Helpers::validateNumericNullBool($number); |
76
|
27 |
|
$digits = (int) Helpers::validateNumericNullSubstitution($digits, null); |
77
|
3 |
|
} catch (Exception $e) { |
78
|
3 |
|
return $e->getMessage(); |
79
|
|
|
} |
80
|
|
|
|
81
|
26 |
|
if ($number == 0.0) { |
82
|
4 |
|
return 0.0; |
83
|
|
|
} |
84
|
|
|
|
85
|
22 |
|
if ($number < 0.0) { |
86
|
6 |
|
return round($number + 0.5 * 0.1 ** $digits, $digits, PHP_ROUND_HALF_UP); |
87
|
|
|
} |
88
|
|
|
|
89
|
16 |
|
return round($number - 0.5 * 0.1 ** $digits, $digits, PHP_ROUND_HALF_UP); |
90
|
|
|
} |
91
|
|
|
|
92
|
|
|
/** |
93
|
|
|
* MROUND. |
94
|
|
|
* |
95
|
|
|
* Rounds a number to the nearest multiple of a specified value |
96
|
|
|
* |
97
|
|
|
* @param mixed $number Expect float. Number to round. |
98
|
|
|
* @param mixed $multiple Expect int. Multiple to which you want to round. |
99
|
|
|
* |
100
|
|
|
* @return float|string Rounded Number, or a string containing an error |
101
|
|
|
*/ |
102
|
25 |
|
public static function multiple($number, $multiple) |
103
|
|
|
{ |
104
|
|
|
try { |
105
|
25 |
|
$number = Helpers::validateNumericNullSubstitution($number, 0); |
106
|
21 |
|
$multiple = Helpers::validateNumericNullSubstitution($multiple, null); |
107
|
5 |
|
} catch (Exception $e) { |
108
|
5 |
|
return $e->getMessage(); |
109
|
|
|
} |
110
|
|
|
|
111
|
20 |
|
if ($number == 0 || $multiple == 0) { |
112
|
4 |
|
return 0; |
113
|
|
|
} |
114
|
16 |
|
if ((Helpers::returnSign($number)) == (Helpers::returnSign($multiple))) { |
115
|
15 |
|
$multiplier = 1 / $multiple; |
116
|
|
|
|
117
|
15 |
|
return round($number * $multiplier) / $multiplier; |
118
|
|
|
} |
119
|
|
|
|
120
|
1 |
|
return Functions::NAN(); |
121
|
|
|
} |
122
|
|
|
|
123
|
|
|
/** |
124
|
|
|
* EVEN. |
125
|
|
|
* |
126
|
|
|
* Returns number rounded up to the nearest even integer. |
127
|
|
|
* You can use this function for processing items that come in twos. For example, |
128
|
|
|
* a packing crate accepts rows of one or two items. The crate is full when |
129
|
|
|
* the number of items, rounded up to the nearest two, matches the crate's |
130
|
|
|
* capacity. |
131
|
|
|
* |
132
|
|
|
* Excel Function: |
133
|
|
|
* EVEN(number) |
134
|
|
|
* |
135
|
|
|
* @param float $number Number to round |
136
|
|
|
* |
137
|
|
|
* @return float|string Rounded Number, or a string containing an error |
138
|
|
|
*/ |
139
|
20 |
|
public static function even($number) |
140
|
|
|
{ |
141
|
|
|
try { |
142
|
20 |
|
$number = Helpers::validateNumericNullBool($number); |
143
|
1 |
|
} catch (Exception $e) { |
144
|
1 |
|
return $e->getMessage(); |
145
|
|
|
} |
146
|
|
|
|
147
|
19 |
|
return Helpers::getEven($number); |
148
|
|
|
} |
149
|
|
|
|
150
|
|
|
/** |
151
|
|
|
* ODD. |
152
|
|
|
* |
153
|
|
|
* Returns number rounded up to the nearest odd integer. |
154
|
|
|
* |
155
|
|
|
* @param float $number Number to round |
156
|
|
|
* |
157
|
|
|
* @return float|string Rounded Number, or a string containing an error |
158
|
|
|
*/ |
159
|
16 |
|
public static function odd($number) |
160
|
|
|
{ |
161
|
|
|
try { |
162
|
16 |
|
$number = Helpers::validateNumericNullBool($number); |
163
|
1 |
|
} catch (Exception $e) { |
164
|
1 |
|
return $e->getMessage(); |
165
|
|
|
} |
166
|
|
|
|
167
|
15 |
|
$significance = Helpers::returnSign($number); |
168
|
15 |
|
if ($significance == 0) { |
169
|
4 |
|
return 1; |
170
|
|
|
} |
171
|
|
|
|
172
|
11 |
|
$result = ceil($number / $significance) * $significance; |
173
|
11 |
|
if ($result == Helpers::getEven($result)) { |
174
|
6 |
|
$result += $significance; |
175
|
|
|
} |
176
|
|
|
|
177
|
11 |
|
return $result; |
178
|
|
|
} |
179
|
|
|
} |
180
|
|
|
|