3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r isnumeric("300 400");

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)
5.4.260.0130.05018.74
5.4.250.0130.07018.95
5.4.240.0030.05718.95
5.4.230.0130.06318.92
5.4.220.0070.05718.93
5.4.210.0100.05018.82
5.4.200.0170.04318.83
5.4.190.0130.04718.54
5.4.180.0200.06018.82
5.4.170.0100.05019.00
5.4.160.0100.06718.85
5.4.150.0130.05318.89
5.4.140.0030.05316.30
5.4.130.0100.04316.28
5.4.120.0070.06316.38
5.4.110.0130.07016.55
5.4.100.0070.05016.37
5.4.90.0030.05016.21
5.4.80.0170.06016.35
5.4.70.0070.04716.43
5.4.60.0130.07016.18
5.4.50.0100.04716.30
5.4.40.0100.05016.57
5.4.30.0100.05016.53
5.4.20.0100.04716.34
5.4.10.0000.05716.51
5.4.00.0130.04316.00
5.3.280.0070.05014.46
5.3.270.0130.04714.63
5.3.260.0100.05014.61
5.3.250.0200.04014.46
5.3.240.0100.04714.63
5.3.230.0130.04314.62
5.3.220.0100.05714.57
5.3.210.0070.05314.59
5.3.200.0070.05314.48
5.3.190.0100.05014.43
5.3.180.0130.04314.42
5.3.170.0100.04314.58
5.3.160.0130.06714.42
5.3.150.0030.05314.61
5.3.140.0200.04714.71
5.3.130.0100.05314.47
5.3.120.0200.05314.39
5.3.110.0230.05314.27
5.3.100.0000.05313.91
5.3.90.0100.05013.72
5.3.80.0130.06313.96
5.3.70.0030.05714.05
5.3.60.0130.04713.94
5.3.50.0170.04313.83
5.3.40.0070.05313.82
5.3.30.0170.04313.92
5.3.20.0070.05013.59
5.3.10.0070.04713.52
5.3.00.0100.04713.52
5.2.170.0070.04311.16
5.2.160.0070.03711.13
5.2.150.0030.04311.14
5.2.140.0170.03011.14
5.2.130.0100.04011.01
5.2.120.0100.03311.20
5.2.110.0030.04311.02
5.2.100.0100.05310.98
5.2.90.0130.03311.01
5.2.80.0070.04011.01
5.2.70.0070.06010.85
5.2.60.0130.03710.81
5.2.50.0070.05010.93
5.2.40.0000.04310.98
5.2.30.0030.04310.96
5.2.20.0070.04011.07
5.2.10.0070.03711.02
5.2.00.0100.03710.78
5.1.60.0130.03310.04
5.1.50.0070.0339.88
5.1.40.0030.03310.12
5.1.30.0100.03010.42
5.1.20.0030.03710.44
5.1.10.0030.03310.30
5.1.00.0030.03710.12
5.0.50.0030.0408.39
5.0.40.0100.0238.43
5.0.30.0070.0508.31
5.0.20.0030.0278.34
5.0.10.0100.0238.16
5.0.00.0070.0538.20
4.4.90.0000.0336.80
4.4.80.0000.0236.80
4.4.70.0070.0276.80
4.4.60.0030.0306.80
4.4.50.0070.0236.80
4.4.40.0030.0306.80
4.4.30.0000.0236.80
4.4.20.0100.0136.80
4.4.10.0000.0236.80
4.4.00.0070.0276.80
4.3.110.0100.0136.80
4.3.100.0070.0176.80
4.3.90.0000.0236.80
4.3.80.0030.0336.80
4.3.70.0030.0206.80
4.3.60.0030.0176.80
4.3.50.0130.0236.80
4.3.40.0030.0306.80
4.3.30.0000.0236.80
4.3.20.0000.0236.80
4.3.10.0030.0206.80
4.3.00.0000.0237.31

preferences:
157.7 ms | 1398 KiB | 7 Q