3v4l.org

run code in 300+ PHP versions simultaneously
<?php $nu_array = null; $callback = function ( $item ) use(&$callback, &$nu_array) { if (!is_array($item)) { $nu_array[] = $item; } else if ( is_array( $item ) ) { foreach( array_values($item) as $v) { if ( !(is_array($v))) { $nu_array[] = $v; } else { $callback( $v ); continue; } } } }; $array = array( 'a',array(1,2), 'b',array(3,4, array(5,6, array('c','d', array(7,8))) ); array_walk($array, $callback); print_r($nu_array); /** Array ( ) **/

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).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.340.0030.07019.22
5.4.320.0000.05719.15
5.4.310.0030.06719.22
5.4.300.0030.04318.85
5.4.290.0070.03319.23
5.4.280.0000.04719.22
5.4.270.0030.05018.95
5.4.260.0130.03319.01
5.4.250.0000.07718.97
5.4.240.0030.07718.85
5.4.230.0030.04319.05
5.4.220.0070.07319.16
5.4.210.0000.08319.13
5.4.200.0030.04719.24
5.4.190.0000.04719.19
5.4.180.0100.05019.23
5.4.170.0030.08018.84
5.4.160.0070.08019.22
5.4.150.0030.04718.96
5.4.140.0070.06316.54
5.4.130.0030.05016.46
5.4.120.0030.07316.67
5.4.110.0030.07716.45
5.4.100.0030.07016.56
5.4.90.0100.07016.57
5.4.80.0030.07016.44
5.4.70.0030.06016.57
5.4.60.0000.05316.24
5.4.50.0000.06316.54
5.4.40.0100.05016.24
5.4.30.0030.04716.52
5.4.20.0000.06016.32
5.4.10.0030.06016.43
5.4.00.0070.05715.80
5.3.290.0130.06014.75
5.3.280.0030.05314.65
5.3.270.0000.07714.53
5.3.260.0070.07714.58
5.3.250.0000.07714.54
5.3.240.0030.06314.60
5.3.230.0030.07314.52
5.3.220.0070.06314.47
5.3.210.0030.06314.66
5.3.200.0000.07014.48
5.3.190.0000.05014.65
5.3.180.0070.05714.57
5.3.170.0070.07314.61
5.3.160.0070.06714.64
5.3.150.0070.06714.65
5.3.140.0070.07314.53
5.3.130.0000.07714.63
5.3.120.0070.07014.55
5.3.110.0030.05714.63
5.3.100.0030.05014.11
5.3.90.0070.07313.99
5.3.80.0000.07314.04
5.3.70.0070.05714.04
5.3.60.0000.05714.00
5.3.50.0030.07713.88
5.3.40.0100.03714.03
5.3.30.0000.05313.82
5.3.20.0000.07713.81
5.3.10.0030.06313.73
5.3.00.0030.07313.56
5.2.170.0070.06012.11
5.2.160.0000.04312.11
5.2.150.0070.05712.11
5.2.140.0100.04712.11
5.2.130.0070.05312.11
5.2.120.0000.04012.11
5.2.110.0070.04712.11
5.2.100.0070.06312.11
5.2.90.0070.06012.11
5.2.80.0000.05012.11
5.2.70.0030.06312.11
5.2.60.0100.03712.11
5.2.50.0030.06312.11
5.2.40.0070.05712.11
5.2.30.0030.06312.11
5.2.20.0030.06012.11
5.2.10.0070.04012.11
5.2.00.0030.06012.11
5.1.60.0070.04012.11
5.1.50.0030.04312.11
5.1.40.0070.03712.11
5.1.30.0030.05712.11
5.1.20.0030.03712.11
5.1.10.0000.03712.11
5.1.00.0070.04712.11
5.0.50.0000.04712.11
5.0.40.0000.04712.11
5.0.30.0000.05012.11
5.0.20.0000.04012.11
5.0.10.0000.04312.11
5.0.00.0000.05712.11
4.4.90.0000.03712.11
4.4.80.0030.02012.11
4.4.70.0030.03712.11
4.4.60.0000.04012.11
4.4.50.0000.03712.11
4.4.40.0030.03712.11
4.4.30.0070.02712.11
4.4.20.0030.03012.11
4.4.10.0000.02712.11
4.4.00.0030.03712.11
4.3.110.0000.02312.11
4.3.100.0000.02012.11
4.3.90.0030.03312.11
4.3.80.0030.03712.11
4.3.70.0030.03712.11
4.3.60.0070.03012.11
4.3.50.0000.03712.11
4.3.40.0000.04012.11
4.3.30.0070.01712.11
4.3.20.0000.02312.11
4.3.10.0000.01712.11
4.3.00.0030.03312.11

preferences:
132.02 ms | 1398 KiB | 7 Q