3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strspn("ahmedzegagh", "abz")

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)
5.4.260.0100.06718.88
5.4.250.0070.05318.66
5.4.240.0030.05318.92
5.4.230.0030.05719.04
5.4.220.0070.05319.02
5.4.210.0170.06319.02
5.4.200.0230.05018.77
5.4.190.0170.04718.77
5.4.180.0030.05318.69
5.4.170.0070.05318.88
5.4.160.0070.06719.02
5.4.150.0130.05318.80
5.4.140.0070.05716.25
5.4.130.0070.05316.48
5.4.120.0100.05316.26
5.4.110.0070.07316.55
5.4.100.0100.04716.28
5.4.90.0100.04316.34
5.4.80.0070.07016.38
5.4.70.0200.06016.27
5.4.60.0070.04716.32
5.4.50.0030.05316.32
5.4.40.0070.05016.43
5.4.30.0130.04016.47
5.4.20.0130.04716.47
5.4.10.0130.06016.45
5.4.00.0170.04015.66
5.3.280.0100.05014.45
5.3.270.0070.05314.65
5.3.260.0100.05314.61
5.3.250.0270.05714.53
5.3.240.0030.05314.30
5.3.230.0070.05014.50
5.3.220.0130.04314.59
5.3.210.0230.03714.66
5.3.200.0070.05014.28
5.3.190.0100.04714.61
5.3.180.0070.05014.27
5.3.170.0070.04714.59
5.3.160.0030.05314.58
5.3.150.0100.05314.58
5.3.140.0070.05014.71
5.3.130.0070.05314.46
5.3.120.0100.05014.70
5.3.110.0070.05014.43
5.3.100.0000.06014.09
5.3.90.0130.04314.04
5.3.80.0100.04713.93
5.3.70.0030.05014.04
5.3.60.0100.04313.77
5.3.50.0000.05713.96
5.3.40.0070.06313.83
5.3.30.0070.06013.93
5.3.20.0070.05013.52
5.3.10.0000.05313.59
5.3.00.0070.07313.34
5.2.170.0030.04311.04
5.2.160.0100.03311.16
5.2.150.0030.05011.16
5.2.140.0000.04711.07
5.2.130.0070.05311.12
5.2.120.0070.04011.20
5.2.110.0130.04711.01
5.2.100.0070.05710.93
5.2.90.0030.04011.21
5.2.80.0070.04011.01
5.2.70.0070.05010.85
5.2.60.0130.04711.07
5.2.50.0100.05310.96
5.2.40.0130.05311.11
5.2.30.0070.04011.12
5.2.20.0070.04010.79
5.2.10.0070.03711.02
5.2.00.0070.05010.93
5.1.60.0100.03010.05
5.1.50.0030.0439.92
5.1.40.0070.0339.90
5.1.30.0070.03310.32
5.1.20.0070.03310.42
5.1.10.0100.04310.10
5.1.00.0100.03010.02
5.0.50.0030.0308.31
5.0.40.0130.0308.64
5.0.30.0030.0438.30
5.0.20.0030.0278.18
5.0.10.0030.0278.14
5.0.00.0000.0437.99
4.4.90.0070.0276.25
4.4.80.0030.0276.25
4.4.70.0000.0236.25
4.4.60.0000.0236.25
4.4.50.0070.0176.25
4.4.40.0000.0376.25
4.4.30.0030.0206.25
4.4.20.0000.0236.25
4.4.10.0000.0236.25
4.4.00.0000.0336.25
4.3.110.0000.0236.25
4.3.100.0030.0206.25
4.3.90.0030.0206.25
4.3.80.0070.0376.25
4.3.70.0000.0236.25
4.3.60.0100.0136.25
4.3.50.0030.0206.25
4.3.40.0070.0336.25
4.3.30.0000.0236.25
4.3.20.0000.0236.25
4.3.10.0130.0176.25
4.3.00.0100.0237.80

preferences:
137.97 ms | 1394 KiB | 7 Q