3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a', 'b', 'c']; echo implode(",", array_map($a, function($e) { return "'".$e."'"}));

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)
5.6.80.0130.07320.39
5.5.240.0000.06720.28
5.4.400.0370.08018.76
5.4.390.0570.06718.74
5.4.380.0370.06018.59
5.4.370.0370.05318.76
5.4.360.0600.04718.51
5.4.350.0400.06718.47
5.4.340.0470.05718.76
5.4.320.0330.05718.47
5.4.310.0330.07718.61
5.4.300.0370.07718.73
5.4.290.0600.07018.52
5.4.280.0400.05318.63
5.4.270.0330.05018.74
5.4.260.0370.05718.72
5.4.250.0270.06318.56
5.4.240.0430.05318.78
5.4.230.0430.06018.56
5.4.220.0330.06018.52
5.4.210.0570.05318.49
5.4.200.0230.05716.65
5.4.190.0300.06318.82
5.4.180.0430.04318.68
5.4.170.0400.06318.57
5.4.160.0500.05718.74
5.4.150.0470.05018.70
5.4.140.0400.06716.45
5.4.130.0400.04716.23
5.4.120.0370.05016.27
5.4.110.0470.04716.25
5.4.100.0300.05016.29
5.4.90.0430.06016.33
5.4.80.0500.05316.42
5.4.70.0430.07016.30
5.4.60.0330.06316.23
5.4.50.0400.06016.26
5.4.40.0370.07316.40
5.4.30.0570.06016.30
5.4.20.0300.07316.28
5.4.10.0530.05716.25
5.4.00.0200.05715.63
5.3.290.0400.06314.76
5.3.280.0400.06714.54
5.3.270.0470.05314.70
5.3.260.0530.05314.63
5.3.250.0470.04714.60
5.3.240.0270.05714.68
5.3.230.0330.04714.49
5.3.220.0300.06314.52
5.3.210.0300.06714.46
5.3.200.0400.07714.62
5.3.190.0470.05714.67
5.3.180.0400.05314.65
5.3.170.0370.06314.54
5.3.160.0300.06714.57
5.3.150.0300.07014.66
5.3.140.0400.06314.59
5.3.130.0400.07714.55
5.3.120.0330.07314.46
5.3.110.0370.06714.58
5.3.100.0430.06014.13
5.3.90.0330.07014.01
5.3.80.0430.06313.96
5.3.70.0400.05014.00
5.3.60.0430.06713.99
5.3.50.0370.06314.03
5.3.40.0330.05313.86
5.3.30.0470.06013.82
5.3.20.0270.05713.57
5.3.10.0470.05713.61
5.3.00.0470.05313.62
5.2.170.0430.04711.11
5.2.160.0300.04011.28
5.2.150.0270.05311.18
5.2.140.0300.04311.20
5.2.130.0370.04011.09
5.2.120.0300.04011.05
5.2.110.0330.04311.09
5.2.100.0400.04311.16
5.2.90.0430.06011.13
5.2.80.0430.04311.05
5.2.70.0500.04011.08
5.2.60.0370.04010.97
5.2.50.0370.04011.07
5.2.40.0300.05311.04
5.2.30.0270.04010.97
5.2.20.0300.05311.01
5.2.10.0230.06010.84
5.2.00.0330.05010.79
5.1.60.0270.0479.99
5.1.50.0230.0439.99
5.1.40.0270.0379.99
5.1.30.0330.04010.31
5.1.20.0330.04710.39
5.1.10.0100.05010.14
5.1.00.0300.03710.08
5.0.50.0200.0408.55
5.0.40.0230.0308.52
5.0.30.0130.0438.29
5.0.20.0130.0338.29
5.0.10.0070.0338.23
5.0.00.0130.0508.35
4.4.90.0170.0236.98
4.4.80.0130.0276.98
4.4.70.0130.0276.98
4.4.60.0230.0206.98
4.4.50.0200.0376.98
4.4.40.0200.0476.98
4.4.30.0130.0236.98
4.4.20.0130.0336.98
4.4.10.0100.0306.98
4.4.00.0170.0376.98
4.3.110.0230.0306.98
4.3.100.0070.0376.98
4.3.90.0130.0236.98
4.3.80.0130.0376.98
4.3.70.0230.0206.98
4.3.60.0100.0236.98
4.3.50.0130.0276.98
4.3.40.0100.0376.98
4.3.30.0100.0336.98
4.3.20.0100.0306.98
4.3.10.0130.0276.98
4.3.00.0030.0206.79

preferences:
249.21 ms | 1394 KiB | 8 Q