3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 1; $a = function() use ($x) { echo $x; } $a();

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)
5.4.390.1270.05718.79
5.4.380.0900.07018.58
5.4.370.1100.06018.59
5.4.360.1200.06318.79
5.4.350.0870.06718.78
5.4.340.0770.06318.82
5.4.320.1000.05018.55
5.4.310.0800.05718.55
5.4.300.0570.06318.62
5.4.290.0570.05018.46
5.4.280.0900.05018.50
5.4.270.0730.05318.61
5.4.260.0730.05018.58
5.4.250.0930.06318.50
5.4.240.1000.06318.46
5.4.230.0900.05018.77
5.4.220.0870.06318.54
5.4.210.0930.05718.75
5.4.200.0930.06316.51
5.4.190.0830.07718.70
5.4.180.0870.07318.60
5.4.170.0730.07318.50
5.4.160.0930.07318.79
5.4.150.0670.07318.48
5.4.140.0900.06316.43
5.4.130.0800.07016.33
5.4.120.1000.06716.22
5.4.110.0730.07016.32
5.4.100.0800.05316.19
5.4.90.0800.07016.32
5.4.80.0630.04716.27
5.4.70.0830.06016.21
5.4.60.0730.05316.25
5.4.50.0630.04016.17
5.4.40.0870.06316.26
5.4.30.0800.05316.40
5.4.20.0830.05316.14
5.4.10.0700.07316.27
5.4.00.0530.05715.72
5.3.290.0930.05014.71
5.3.280.1030.05314.80
5.3.270.0830.07014.61
5.3.260.0670.06014.66
5.3.250.0600.05014.60
5.3.240.0730.07314.81
5.3.230.0930.06714.58
5.3.220.0800.06314.67
5.3.210.1030.07714.66
5.3.200.0670.06714.60
5.3.190.1070.06014.69
5.3.180.0900.05714.74
5.3.170.1000.05714.62
5.3.160.0870.08014.73
5.3.150.1030.08014.54
5.3.140.1030.06714.55
5.3.130.1070.05714.58
5.3.120.0870.06714.66
5.3.110.1070.05314.71
5.3.100.0830.07014.09
5.3.90.0770.05014.05
5.3.80.0600.07314.24
5.3.70.0830.05314.18
5.3.60.0900.05314.17
5.3.50.0900.05014.00
5.3.40.0630.06014.04
5.3.30.0900.05713.94
5.3.20.1070.05313.80
5.3.10.0730.05713.71
5.3.00.0900.05713.80
5.2.170.0730.04011.18
5.2.160.0900.04011.13
5.2.150.0630.04711.18
5.2.140.0600.04311.14
5.2.130.0630.04711.05
5.2.120.0700.04711.15
5.2.110.0730.05311.06
5.2.100.0630.04311.24
5.2.90.0730.05711.15
5.2.80.0800.05711.02
5.2.70.0770.05711.14
5.2.60.0700.06011.04
5.2.50.0630.06310.99
5.2.40.0500.05311.14
5.2.30.0600.06310.95
5.2.20.0400.05010.88
5.2.10.0470.04310.85
5.2.00.0500.04710.74
5.1.60.0370.04010.06
5.1.50.0500.04010.02
5.1.40.0470.0379.93
5.1.30.0400.05010.36
5.1.20.0370.03710.44
5.1.10.0530.04710.13
5.1.00.0370.04710.05
5.0.50.0400.0308.66
5.0.40.0330.0338.46
5.0.30.0330.0538.32
5.0.20.0430.0238.19
5.0.10.0330.0378.21
5.0.00.0130.0578.14
4.4.90.0230.0235.89
4.4.80.0370.0205.90
4.4.70.0200.0275.90
4.4.60.0330.0205.89
4.4.50.0270.0275.88
4.4.40.0270.0405.95
4.4.30.0330.0275.82
4.4.20.0330.0175.95
4.4.10.0270.0206.01
4.4.00.0170.0335.86
4.3.110.0330.0235.80
4.3.100.0170.0275.84
4.3.90.0200.0275.86
4.3.80.0230.0435.89
4.3.70.0300.0275.86
4.3.60.0130.0205.91
4.3.50.0170.0305.78
4.3.40.0130.0375.86
4.3.30.0100.0234.93
4.3.20.0100.0334.93
4.3.10.0070.0274.93
4.3.00.0000.0279.22

preferences:
136.95 ms | 1394 KiB | 7 Q