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<?php
namespace ByJG\AnyDataset\Dataset;
use ByJG\AnyDataset\Exception\DatasetException;
class JsonDataset
{
/**
* @var object
*/
private $jsonObject;
* JsonDataset constructor.
* @param $json
* @throws DatasetException
public function __construct($json)
$this->jsonObject = json_decode($json, true);
$lastError = json_last_error();
switch ($lastError) {
case JSON_ERROR_NONE:
$lastErrorDesc = 'No errors';
break;
case JSON_ERROR_DEPTH:
$lastErrorDesc = 'Maximum stack depth exceeded';
case JSON_ERROR_STATE_MISMATCH:
$lastErrorDesc = 'Underflow or the modes mismatch';
case JSON_ERROR_CTRL_CHAR:
$lastErrorDesc = 'Unexpected control character found';
case JSON_ERROR_SYNTAX:
$lastErrorDesc = 'Syntax error, malformed JSON';
case JSON_ERROR_UTF8:
$lastErrorDesc = 'Malformed UTF-8 characters, possibly incorrectly encoded';
default:
$lastErrorDesc = 'Unknown error';
}
if ($lastError != JSON_ERROR_NONE) {
throw new DatasetException("Invalid JSON string: " . $lastErrorDesc);
* @access public
* @param string $path
* @param bool $throwErr
* @return GenericIterator
public function getIterator($path = "", $throwErr = false)
$iterator = new JsonIterator($this->jsonObject, $path, $throwErr);
return $iterator;
byjg /
anydataset
