3v4l.org

run code in 300+ PHP versions simultaneously
<?php function array_map_(...$arrays, $callback) { return array_map($callback, ...$arrays); } var_dump(array_map_(['a'], ['b'], function($a, $b) { return strtoupper($a.$b); }));

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)
5.6.80.0070.06020.50
5.5.240.0070.08020.16
5.4.400.0500.06018.84
5.4.390.0270.06718.81
5.4.380.0530.05318.59
5.4.370.0430.06318.61
5.4.360.0330.07718.70
5.4.350.0370.07718.50
5.4.340.0530.06018.84
5.4.320.0600.07018.78
5.4.310.0270.08318.70
5.4.300.0330.05318.70
5.4.290.0230.06718.80
5.4.280.0400.08018.80
5.4.270.0400.05318.78
5.4.260.0400.05718.71
5.4.250.0200.06718.75
5.4.240.0330.06018.50
5.4.230.0470.05018.77
5.4.220.0330.06718.68
5.4.210.0500.05718.60
5.4.200.0270.06016.55
5.4.190.0300.06018.77
5.4.180.0570.06018.70
5.4.170.0370.07018.79
5.4.160.0470.06318.50
5.4.150.0370.07018.76
5.4.140.0370.07016.32
5.4.130.0400.06716.24
5.4.120.0370.05016.32
5.4.110.0370.05316.29
5.4.100.0470.04716.41
5.4.90.0270.08316.32
5.4.80.0630.05316.39
5.4.70.0330.07016.29
5.4.60.0370.05716.29
5.4.50.0170.06716.18
5.4.40.0230.05016.22
5.4.30.0430.06016.27
5.4.20.0400.05716.14
5.4.10.0570.06316.20
5.4.00.0300.05715.74
5.3.290.0470.05014.68
5.3.280.0400.07014.64
5.3.270.0400.07314.84
5.3.260.0400.06714.83
5.3.250.0230.06714.61
5.3.240.0300.05314.81
5.3.230.0430.07014.65
5.3.220.0430.05014.59
5.3.210.0370.06314.79
5.3.200.0470.05314.57
5.3.190.0500.06014.71
5.3.180.0400.05714.60
5.3.170.0330.05714.57
5.3.160.0400.05014.61
5.3.150.0400.04714.77
5.3.140.0370.04314.58
5.3.130.0470.04314.57
5.3.120.0430.05014.76
5.3.110.0470.07014.75
5.3.100.0370.07014.11
5.3.90.0470.07014.06
5.3.80.0530.05714.04
5.3.70.0400.05314.09
5.3.60.0530.06714.16
5.3.50.0370.05314.17
5.3.40.0200.06014.05
5.3.30.0400.06014.01
5.3.20.0430.05313.85
5.3.10.0530.05313.75
5.3.00.0300.07713.84
5.2.170.0370.05011.16
5.2.160.0270.05011.19
5.2.150.0370.06011.19
5.2.140.0330.05711.19
5.2.130.0300.04711.30
5.2.120.0330.05011.15
5.2.110.0270.04311.22
5.2.100.0170.04711.21
5.2.90.0230.04711.14
5.2.80.0370.03711.15
5.2.70.0230.04711.14
5.2.60.0300.05011.16
5.2.50.0230.05011.11
5.2.40.0170.05011.09
5.2.30.0300.03311.03
5.2.20.0130.05311.05
5.2.10.0270.04310.85
5.2.00.0170.04010.71
5.1.60.0270.03010.18
5.1.50.0270.02710.06
5.1.40.0170.03310.05
5.1.30.0200.03310.38
5.1.20.0200.04710.53
5.1.10.0300.04010.10
5.1.00.0200.03310.09
5.0.50.0170.0338.64
5.0.40.0170.0308.42
5.0.30.0130.0478.41
5.0.20.0170.0278.33
5.0.10.0170.0278.30
5.0.00.0200.0478.36
4.4.90.0200.0205.89
4.4.80.0100.0235.97
4.4.70.0100.0275.90
4.4.60.0230.0175.89
4.4.50.0070.0305.98
4.4.40.0170.0375.88
4.4.30.0100.0275.89
4.4.20.0030.0335.94
4.4.10.0100.0305.93
4.4.00.0130.0376.02
4.3.110.0170.0175.85
4.3.100.0100.0205.85
4.3.90.0100.0235.94
4.3.80.0130.0335.80
4.3.70.0100.0275.81
4.3.60.0130.0205.79
4.3.50.0100.0235.78
4.3.40.0170.0275.84
4.3.30.0030.0274.72
4.3.20.0070.0234.72
4.3.10.0100.0234.72
4.3.00.0000.0237.11

preferences:
140.82 ms | 1394 KiB | 7 Q