3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/[\[\]\ ]*/', '[已认证] 上海比亚迪有限公司');

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)
5.4.260.0070.07019.09
5.4.250.0130.04318.64
5.4.240.0130.04719.08
5.4.230.0030.05718.94
5.4.220.0130.05018.82
5.4.210.0130.04718.74
5.4.200.0100.05718.92
5.4.190.0100.05318.93
5.4.180.0130.05318.88
5.4.170.0100.05318.92
5.4.160.0130.05019.00
5.4.150.0100.06318.87
5.4.140.0230.04716.43
5.4.130.0070.05016.36
5.4.120.0100.04316.45
5.4.110.0030.05316.55
5.4.100.0100.05316.55
5.4.90.0100.04716.47
5.4.80.0030.05016.53
5.4.70.0100.04316.53
5.4.60.0130.05316.48
5.4.50.0130.04316.53
5.4.40.0000.05716.53
5.4.30.0100.04316.51
5.4.20.0100.05716.52
5.4.10.0100.05016.33
5.4.00.0000.05315.87
5.3.280.0030.05714.46
5.3.270.0070.07314.49
5.3.260.0200.05314.38
5.3.250.0100.05014.70
5.3.240.0100.05314.46
5.3.230.0000.05714.46
5.3.220.0000.05714.44
5.3.210.0070.05014.56
5.3.200.0100.06314.62
5.3.190.0130.04314.72
5.3.180.0030.05714.43
5.3.170.0070.04714.58
5.3.160.0130.06314.57
5.3.150.0030.05314.71
5.3.140.0070.05314.65
5.3.130.0030.05714.25
5.3.120.0200.06314.57
5.3.110.0070.05714.55
5.3.100.0030.06014.08
5.3.90.0100.04713.72
5.3.80.0100.04314.02
5.3.70.0130.04313.80
5.3.60.0100.06014.05
5.3.50.0070.04713.89
5.3.40.0070.04713.95
5.3.30.0070.04713.92
5.3.20.0130.04013.71
5.3.10.0100.06313.75
5.3.00.0130.04713.74
5.2.170.0070.04011.23
5.2.160.0030.04011.07
5.2.150.0170.05011.05
5.2.140.0100.04011.15
5.2.130.0030.04011.02
5.2.120.0070.05011.20
5.2.110.0000.04311.00
5.2.100.0100.05011.11
5.2.90.0030.04010.88
5.2.80.0000.04310.85
5.2.70.0070.03711.02
5.2.60.0070.05711.05
5.2.50.0000.04710.92
5.2.40.0130.03310.83
5.2.30.0070.03710.80
5.2.20.0070.03710.98
5.2.10.0000.04310.76
5.2.00.0130.03310.80
5.1.60.0070.0309.92
5.1.50.0070.03310.03
5.1.40.0000.0379.83
5.1.30.0030.03710.41
5.1.20.0000.03710.33
5.1.10.0070.0309.99
5.1.00.0000.03710.11
5.0.50.0030.0308.63
5.0.40.0070.0278.60
5.0.30.0070.0378.07
5.0.20.0030.0238.02
5.0.10.0030.0308.12
5.0.00.0170.0308.20
4.4.90.0000.0337.47
4.4.80.0000.0237.47
4.4.70.0030.0277.47
4.4.60.0000.0237.47
4.4.50.0000.0207.47
4.4.40.0000.0337.47
4.4.30.0100.0177.47
4.4.20.0030.0207.47
4.4.10.0030.0207.47
4.4.00.0070.0337.47
4.3.110.0000.0237.47
4.3.100.0000.0277.47
4.3.90.0070.0207.47
4.3.80.0030.0337.47
4.3.70.0100.0137.47
4.3.60.0030.0177.47
4.3.50.0000.0237.47
4.3.40.0030.0337.47
4.3.30.0030.0207.47
4.3.20.0000.0237.47
4.3.10.0030.0237.47
4.3.00.0000.0236.75

preferences:
139.07 ms | 1394 KiB | 7 Q