3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bob = "blah"; if($bob instanceof Callable) { echo "x"; }

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)
5.4.260.0070.05718.79
5.4.250.0100.05318.93
5.4.240.0070.05718.95
5.4.230.0070.05718.98
5.4.220.0130.06018.93
5.4.210.0030.06718.95
5.4.200.0130.07318.91
5.4.190.0170.04318.74
5.4.180.0100.07018.64
5.4.170.0070.06718.73
5.4.160.0130.05318.64
5.4.150.0070.07318.71
5.4.140.0130.05016.42
5.4.130.0100.05016.44
5.4.120.0070.05016.39
5.4.110.0170.06016.48
5.4.100.0070.06316.51
5.4.90.0130.04316.39
5.4.80.0130.04716.49
5.4.70.0030.05016.31
5.4.60.0170.04016.48
5.4.50.0130.06016.52
5.4.40.0070.05316.35
5.4.30.0030.05316.29
5.4.20.0070.05316.39
5.4.10.0070.05316.44
5.4.00.0100.06715.84
5.3.290.0040.04512.80
5.3.280.0100.06314.58
5.3.270.0130.06714.75
5.3.260.0100.05014.38
5.3.250.0170.06314.47
5.3.240.0070.06014.30
5.3.230.0100.06314.60
5.3.220.0070.05714.41
5.3.210.0030.06014.33
5.3.200.0070.07014.48
5.3.190.0000.06014.48
5.3.180.0070.05314.57
5.3.170.0070.05314.56
5.3.160.0130.07014.59
5.3.150.0130.05314.57
5.3.140.0130.07014.32
5.3.130.0130.07314.69
5.3.120.0100.07714.55
5.3.110.0100.05014.58
5.3.100.0000.06014.08
5.3.90.0230.03014.02
5.3.80.0030.07313.71
5.3.70.0030.05713.89
5.3.60.0130.05013.69
5.3.50.0030.05713.71
5.3.40.0100.05013.96
5.3.30.0070.05013.68
5.3.20.0030.05313.77
5.3.10.0100.04313.34
5.3.00.0030.06013.65
5.2.170.0130.04011.24
5.2.160.0070.04711.15
5.2.150.0030.06311.07
5.2.140.0030.04710.90
5.2.130.0030.04711.02
5.2.120.0200.04011.03
5.2.110.0100.04311.20
5.2.100.0100.05311.02
5.2.90.0170.04011.02
5.2.80.0130.04711.01
5.2.70.0030.06310.92
5.2.60.0000.06311.07
5.2.50.0130.03310.94
5.2.40.0170.04711.01
5.2.30.0070.04010.85
5.2.20.0130.04311.04
5.2.10.0000.04310.79
5.2.00.0000.05710.61
5.1.60.0100.0409.76
5.1.50.0070.0439.95
5.1.40.0000.03710.14
5.1.30.0070.04010.21
5.1.20.0100.03310.56
5.1.10.0070.04310.12
5.1.00.0000.04310.12
5.0.50.0100.0338.46
5.0.40.0030.0338.25
5.0.30.0030.0578.14
5.0.20.0030.0308.18
5.0.10.0000.0308.25
5.0.00.0070.0438.11
4.4.90.0000.0235.80
4.4.80.0000.0235.80
4.4.70.0070.0175.89
4.4.60.0100.0135.78
4.4.50.0070.0175.83
4.4.40.0000.0505.77
4.4.30.0000.0275.79
4.4.20.0000.0235.96
4.4.10.0000.0235.80
4.4.00.0030.0335.82
4.3.110.0070.0205.73
4.3.100.0030.0235.62
4.3.90.0070.0175.60
4.3.80.0000.0375.69
4.3.70.0000.0235.71
4.3.60.0030.0205.67
4.3.50.0030.0205.68
4.3.40.0000.0405.67
4.3.30.0030.0305.55
4.3.20.0000.0275.55
4.3.10.0000.0335.55
4.3.00.0070.0177.80

preferences:
142.03 ms | 1394 KiB | 7 Q