Online PHP editor | perf for EJgVC

@ 2014-07-30T20:08:09Z

<?php
$a = array(
'post' => array(
'tr' => array(
'slug' => 'a'
),
    'en' => array('slug'=>'a')
)
);
echo var_dump(array_column($a, 'slug'));
/**
 * This file is part of the array_column library
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @copyright Copyright (c) 2013 Ben Ramsey <http://benramsey.com>
 * @license http://opensource.org/licenses/MIT MIT
 */


    function array_column($input = null, $columnKey = null, $indexKey = null)
    {
        // Using func_get_args() in order to check for proper number of
        // parameters and trigger errors exactly as the built-in array_column()
        // does in PHP 5.5.
        $argc = func_num_args();
        $params = func_get_args();

        if ($argc < 2) {
            trigger_error("array_column() expects at least 2 parameters, {$argc} given", E_USER_WARNING);
            return null;
        }

        if (!is_array($params[0])) {
            trigger_error('array_column() expects parameter 1 to be array, ' . gettype($params[0]) . ' given', E_USER_WARNING);
            return null;
        }

        if (!is_int($params[1])
            && !is_float($params[1])
            && !is_string($params[1])
            && $params[1] !== null
            && !(is_object($params[1]) && method_exists($params[1], '__toString'))
        ) {
            trigger_error('array_column(): The column key should be either a string or an integer', E_USER_WARNING);
            return false;
        }

        if (isset($params[2])
            && !is_int($params[2])
            && !is_float($params[2])
            && !is_string($params[2])
            && !(is_object($params[2]) && method_exists($params[2], '__toString'))
        ) {
            trigger_error('array_column(): The index key should be either a string or an integer', E_USER_WARNING);
            return false;
        }

        $paramsInput = $params[0];
        $paramsColumnKey = ($params[1] !== null) ? (string) $params[1] : null;

        $paramsIndexKey = null;
        if (isset($params[2])) {
            if (is_float($params[2]) || is_int($params[2])) {
                $paramsIndexKey = (int) $params[2];
            } else {
                $paramsIndexKey = (string) $params[2];
            }
        }

        $resultArray = array();

        foreach ($paramsInput as $row) {

            $key = $value = null;
            $keySet = $valueSet = false;

            if ($paramsIndexKey !== null && array_key_exists($paramsIndexKey, $row)) {
                $keySet = true;
                $key = (string) $row[$paramsIndexKey];
            }

            if ($paramsColumnKey === null) {
                $valueSet = true;
                $value = $row;
            } elseif (is_array($row) && array_key_exists($paramsColumnKey, $row)) {
                $valueSet = true;
                $value = $row[$paramsColumnKey];
            }

            if ($valueSet) {
                if ($keySet) {
                    $resultArray[$key] = $value;
                } else {
                    $resultArray[] = $value;
                }
            }

        }

        return $resultArray;
    }


?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
5.4.45	0.070	0.047	19.31
5.4.44	0.143	0.040	19.49
5.4.43	0.133	0.050	19.20
5.4.42	0.133	0.053	19.47
5.4.41	0.093	0.043	19.14
5.4.40	0.033	0.033	18.98
5.4.39	0.030	0.043	19.20
5.4.38	0.027	0.053	18.63
5.4.37	0.023	0.057	18.58
5.4.36	0.037	0.057	18.64
5.4.35	0.027	0.053	18.55
5.4.34	0.023	0.060	18.75
5.4.32	0.005	0.036	12.53
5.4.31	0.009	0.034	12.52
5.4.30	0.006	0.035	12.52
5.4.29	0.005	0.040	12.52
5.4.28	0.007	0.034	12.41
5.4.27	0.002	0.039	12.42
5.4.26	0.002	0.041	12.42
5.4.25	0.007	0.044	12.42
5.4.24	0.004	0.039	12.42
5.4.23	0.004	0.038	12.41
5.4.22	0.006	0.042	12.41
5.4.21	0.005	0.041	12.41
5.4.20	0.004	0.037	12.41
5.4.19	0.010	0.040	12.41
5.4.18	0.002	0.039	12.40
5.4.17	0.004	0.044	12.41
5.4.16	0.005	0.035	12.41
5.4.15	0.005	0.038	12.41
5.4.14	0.005	0.036	12.09
5.4.13	0.006	0.040	12.08
5.4.12	0.004	0.035	12.03
5.4.11	0.007	0.033	12.03
5.4.10	0.009	0.035	12.03
5.4.9	0.006	0.040	12.04
5.4.8	0.007	0.039	12.04
5.4.7	0.006	0.038	12.02
5.4.6	0.004	0.036	12.03
5.4.5	0.007	0.033	12.03
5.4.4	0.007	0.032	12.02
5.4.3	0.006	0.034	12.01
5.4.2	0.006	0.035	12.02
5.4.1	0.006	0.039	12.01
5.4.0	0.006	0.036	11.50
5.3.29	0.005	0.049	12.80
5.3.28	0.007	0.037	12.71
5.3.27	0.004	0.040	12.72
5.3.26	0.004	0.041	12.72
5.3.25	0.005	0.038	12.72
5.3.24	0.005	0.037	12.72
5.3.23	0.006	0.040	12.71
5.3.22	0.005	0.037	12.68
5.3.21	0.009	0.039	12.68
5.3.20	0.005	0.039	12.68
5.3.19	0.005	0.037	12.68
5.3.18	0.008	0.032	12.67
5.3.17	0.011	0.039	12.67
5.3.16	0.006	0.036	12.67
5.3.15	0.006	0.036	12.67
5.3.14	0.005	0.036	12.67
5.3.13	0.004	0.040	12.66
5.3.12	0.005	0.039	12.66
5.3.11	0.006	0.038	12.66
5.3.10	0.006	0.037	12.14
5.3.9	0.005	0.038	12.13
5.3.8	0.004	0.037	12.12
5.3.7	0.007	0.040	12.12
5.3.6	0.005	0.042	12.11
5.3.5	0.006	0.041	12.05
5.3.4	0.011	0.034	12.05
5.3.3	0.006	0.036	12.01
5.3.2	0.008	0.036	11.79
5.3.1	0.005	0.036	11.76
5.3.0	0.003	0.037	11.74
5.2.17	0.006	0.031	9.25
5.2.16	0.002	0.030	9.25
5.2.15	0.008	0.033	9.25
5.2.14	0.002	0.032	9.25
5.2.13	0.006	0.026	9.21
5.2.12	0.002	0.032	9.21
5.2.11	0.006	0.036	9.21
5.2.10	0.002	0.035	9.21
5.2.9	0.001	0.031	9.21
5.2.8	0.001	0.033	9.20
5.2.7	0.006	0.029	9.20
5.2.6	0.004	0.031	9.16
5.2.5	0.004	0.031	9.13
5.2.4	0.003	0.029	9.11
5.2.3	0.007	0.033	9.08
5.2.2	0.006	0.029	9.07
5.2.1	0.007	0.026	8.98
5.2.0	0.006	0.026	8.84
5.1.6	0.005	0.025	8.12
5.1.5	0.005	0.023	8.11
5.1.4	0.005	0.023	8.10
5.1.3	0.009	0.025	8.44
5.1.2	0.008	0.025	8.47
5.1.1	0.007	0.026	8.20
5.1.0	0.002	0.027	8.20
5.0.5	0.003	0.021	6.68
5.0.4	0.001	0.021	6.54
5.0.3	0.003	0.031	6.36
5.0.2	0.005	0.021	6.32
5.0.1	0.004	0.019	6.30
5.0.0	0.003	0.030	6.30
4.4.9	0.005	0.021	4.78
4.4.8	0.004	0.018	4.76
4.4.7	0.004	0.017	4.75
4.4.6	0.003	0.015	4.75
4.4.5	0.002	0.017	4.77
4.4.4	0.003	0.025	4.71
4.4.3	0.003	0.021	4.75
4.4.2	0.004	0.015	4.85
4.4.1	0.002	0.017	4.85
4.4.0	0.003	0.034	4.76
4.3.11	0.002	0.017	4.67
4.3.10	0.005	0.014	4.66
4.3.9	0.002	0.021	4.63
4.3.8	0.002	0.025	4.59
4.3.7	0.002	0.019	4.63
4.3.6	0.004	0.013	4.63
4.3.5	0.005	0.012	4.63
4.3.4	0.002	0.025	4.54
4.3.3	0.003	0.022	3.35
4.3.2	0.003	0.014	3.33
4.3.1	0.003	0.014	3.28
4.3.0	0.020	0.017	14.98

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