3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'cat'; $b = 'cats'; for ($i = 0; $i < strlen($a); $i++) { $result = isset($result) ? |= (ord($a[$i]) ^ ord($b[$i])) : 0; } $c = ($result == 0) ? "equal" : "not equal";

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)
5.4.390.0200.05318.50
5.4.380.0200.05718.78
5.4.370.0330.05018.46
5.4.360.0200.06018.74
5.4.350.0230.05318.82
5.4.340.0230.05018.79
5.4.320.0170.06318.62
5.4.310.0300.04318.72
5.4.300.0170.06018.63
5.4.290.0200.05018.53
5.4.280.0230.05318.77
5.4.270.0300.04718.77
5.4.260.0170.05718.78
5.4.250.0270.05318.75
5.4.240.0100.08018.52
5.4.230.0170.05318.51
5.4.220.0200.05718.61
5.4.210.0200.05718.63
5.4.200.0130.05716.59
5.4.190.0230.05318.48
5.4.180.0270.06718.80
5.4.170.0170.05718.76
5.4.160.0270.04318.70
5.4.150.0270.04318.73
5.4.140.0130.06016.30
5.4.130.0200.05316.29
5.4.120.0170.05016.23
5.4.110.0170.05016.31
5.4.100.0200.04716.44
5.4.90.0170.05316.32
5.4.80.0100.05716.23
5.4.70.0230.05016.20
5.4.60.0230.04716.13
5.4.50.0170.06016.20
5.4.40.0130.06016.21
5.4.30.0200.05316.13
5.4.20.0170.06316.16
5.4.10.0100.06016.39
5.4.00.0330.03315.68
5.3.290.0170.05714.54
5.3.280.0170.05714.69
5.3.270.0100.06314.70
5.3.260.0200.05714.53
5.3.250.0230.05714.66
5.3.240.0300.05014.70
5.3.230.0230.05314.55
5.3.220.0100.06314.57
5.3.210.0270.05014.46
5.3.200.0270.05314.57
5.3.190.0230.05014.54
5.3.180.0170.05314.49
5.3.170.0230.04714.50
5.3.160.0130.05714.57
5.3.150.0170.05014.66
5.3.140.0170.05014.47
5.3.130.0170.05714.58
5.3.120.0230.05314.45
5.3.110.0330.05014.54
5.3.100.0100.06014.04
5.3.90.0130.06014.02
5.3.80.0200.05014.02
5.3.70.0200.05014.00
5.3.60.0170.04714.00
5.3.50.0170.05013.87
5.3.40.0230.04313.98
5.3.30.0200.04313.87
5.3.20.0270.04713.68
5.3.10.0130.06313.75
5.3.00.0130.05313.64
5.2.170.0170.04011.28
5.2.160.0070.04711.20
5.2.150.0100.04711.11
5.2.140.0130.05011.07
5.2.130.0170.04011.05
5.2.120.0130.05011.09
5.2.110.0170.04711.09
5.2.100.0170.04311.09
5.2.90.0170.04311.06
5.2.80.0230.03711.15
5.2.70.0170.04011.25
5.2.60.0070.05311.00
5.2.50.0100.04711.05
5.2.40.0230.03011.05
5.2.30.0100.04310.90
5.2.20.0170.03711.00
5.2.10.0130.04010.90
5.2.00.0170.04010.78
5.1.60.0270.02010.01
5.1.50.0130.03310.11
5.1.40.0130.0339.98
5.1.30.0130.03310.41
5.1.20.0200.04310.38
5.1.10.0100.04010.14
5.1.00.0170.03310.13
5.0.50.0070.0308.57
5.0.40.0130.0278.48
5.0.30.0100.0408.23
5.0.20.0070.0278.28
5.0.10.0000.0408.36
5.0.00.0100.0478.34
4.4.90.0100.0205.83
4.4.80.0130.0175.88
4.4.70.0000.0305.90
4.4.60.0100.0235.92
4.4.50.0070.0205.88
4.4.40.0100.0335.90
4.4.30.0100.0205.88
4.4.20.0030.0275.96
4.4.10.0070.0275.96
4.4.00.0070.0375.91
4.3.110.0030.0275.86
4.3.100.0100.0205.83
4.3.90.0070.0235.80
4.3.80.0130.0375.82
4.3.70.0070.0275.79
4.3.60.0100.0175.86
4.3.50.0030.0305.77
4.3.40.0000.0435.77
4.3.30.0000.0274.57
4.3.20.0070.0274.58
4.3.10.0000.0304.57
4.3.00.0070.0239.39

preferences:
146.55 ms | 1394 KiB | 7 Q