3v4l.org

run code in 500+ PHP versions simultaneously
<?php $key = "WiktorStribiżew"; if(preg_match("~^\p{Latin}+$~u", $key)){ echo "$key is valid!"; } else { echo "$key is invalid!"; }

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)
8.5.90.0060.00916.94
8.5.80.0070.00316.93
8.5.70.0090.00818.52
8.5.60.0110.00716.99
8.5.50.0110.00816.71
8.5.30.0090.00917.26
8.5.20.0110.01120.25
8.5.10.0130.00716.94
8.5.00.0120.00919.79
8.4.240.0120.00919.86
8.4.230.0050.00419.80
8.4.220.0120.00923.95
8.4.210.0070.00419.80
8.4.180.0120.00822.03
8.4.170.0130.01023.86
8.4.160.0130.00923.93
8.4.150.0050.00716.92
8.4.140.0140.00717.98
8.4.130.0110.00718.25
8.4.120.0100.01020.46
8.4.110.0090.01218.93
8.4.100.0120.00818.92
8.4.90.0100.00522.30
8.4.80.0030.00618.70
8.4.70.0050.00318.11
8.4.60.0110.00920.27
8.4.50.0140.00819.68
8.4.40.0100.01017.95
8.4.30.0040.01220.57
8.4.20.0000.01922.62
8.4.10.0120.00819.39
8.3.330.0100.01420.50
8.3.320.0110.01218.82
8.3.310.0040.00518.50
8.3.300.0150.00420.70
8.3.290.0160.00520.93
8.3.280.0140.00618.58
8.3.270.0140.00616.61
8.3.260.0070.00116.62
8.3.250.0090.01018.97
8.3.240.0130.00718.85
8.3.230.0070.00117.08
8.3.220.0030.00519.05
8.3.210.0100.00816.99
8.3.200.0070.00316.75
8.3.190.0090.01017.25
8.3.180.0040.00516.91
8.3.170.0110.00418.64
8.3.160.0090.00918.71
8.3.150.0130.00617.06
8.3.140.0060.01216.76
8.3.130.0040.00418.68
8.3.120.0000.00920.77
8.3.110.0040.00420.94
8.3.100.0000.00824.06
8.3.90.0050.00326.77
8.3.80.0060.00319.36
8.3.70.0070.01016.63
8.3.60.0030.01718.43
8.3.50.0030.01423.81
8.3.40.0030.01020.47
8.3.30.0070.00718.86
8.3.20.0070.00024.18
8.3.10.0000.00824.66
8.3.00.0080.00026.16
8.2.320.0070.01218.39
8.2.310.0110.00818.39
8.2.300.0110.01118.13
8.2.290.0090.00917.38
8.2.280.0150.00818.71
8.2.270.0130.00717.56
8.2.260.0060.00318.52
8.2.250.0040.00417.20
8.2.240.0060.01017.05
8.2.230.0080.00022.58
8.2.220.0080.00037.54
8.2.210.0030.00626.77
8.2.200.0090.00018.88
8.2.190.0040.01116.58
8.2.180.0110.00425.92
8.2.170.0140.00719.04
8.2.160.0090.00922.96
8.2.150.0030.00525.66
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0090.00317.91
8.2.110.0090.00020.94
8.2.100.0040.00817.97
8.2.90.0090.00020.14
8.2.80.0000.00817.97
8.2.70.0060.00317.88
8.2.60.0080.00017.80
8.2.50.0000.01118.07
8.2.40.0040.00418.35
8.2.30.0070.00018.02
8.2.20.0080.00018.19
8.2.10.0070.00019.30
8.2.00.0050.00219.30
8.1.340.0140.00721.70
8.1.330.0120.00816.08
8.1.320.0130.00716.44
8.1.310.0040.00418.61
8.1.300.0090.00616.22
8.1.290.0090.00030.84
8.1.280.0040.01125.92
8.1.270.0080.00023.99
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00323.98
8.1.230.0070.00320.85
8.1.220.0050.00317.76
8.1.210.0080.00018.88
8.1.200.0040.00417.50
8.1.190.0030.00617.36
8.1.180.0000.00818.10
8.1.170.0060.00318.79
8.1.160.0000.01018.90
8.1.150.0000.00718.82
8.1.140.0080.00018.90
8.1.130.0000.00720.01
8.1.120.0030.00317.56
8.1.110.0050.00217.53
8.1.100.0040.00417.53
8.1.90.0040.00417.53
8.1.80.0030.00617.52
8.1.70.0070.00017.50
8.1.60.0000.00817.63
8.1.50.0080.00017.59
8.1.40.0030.00617.50
8.1.30.0040.00417.57
8.1.20.0040.00417.72
8.1.10.0080.00017.52
8.1.00.0050.00317.55
8.0.300.0000.00720.07
8.0.290.0040.00416.88
8.0.280.0000.00718.37
8.0.270.0080.00018.12
8.0.260.0000.00718.41
8.0.250.0030.00317.04
8.0.240.0000.00817.03
8.0.230.0030.00317.04
8.0.220.0030.00317.19
8.0.210.0030.00617.09
8.0.200.0050.00317.05
8.0.190.0040.00417.10
8.0.180.0000.00717.10
8.0.170.0030.00617.19
8.0.160.0000.00817.07
8.0.150.0040.00417.00
8.0.140.0040.00417.02
8.0.130.0030.00313.54
8.0.120.0080.00017.07
8.0.110.0000.00817.08
8.0.100.0000.00717.15
8.0.90.0050.00317.19
8.0.80.0040.01317.18
8.0.70.0040.00417.08
8.0.60.0030.00517.18
8.0.50.0040.00416.99
8.0.30.0000.01617.21
8.0.20.0120.00717.34
8.0.10.0000.00716.96
8.0.00.0170.00517.05
7.4.330.0050.00015.55
7.4.320.0030.00316.64
7.4.300.0000.00616.80
7.4.290.0040.00416.79
7.4.280.0050.00316.70
7.4.270.0000.00816.71
7.4.260.0050.00013.37
7.4.250.0070.00016.69
7.4.240.0040.00416.70
7.4.230.0000.00716.61
7.4.220.0030.00416.88
7.4.210.0050.00916.82
7.4.200.0070.00016.91
7.4.130.0070.01016.66
7.4.120.0140.00416.74
7.4.110.0030.01316.61
7.4.100.0100.01316.46
7.4.90.0070.01816.77
7.4.80.0070.01016.51
7.4.70.0130.00316.52
7.4.60.0100.01016.53
7.4.50.0150.00616.77
7.4.40.0060.01016.69
7.4.30.0090.00916.59
7.4.20.0140.00416.63
7.4.10.0060.01116.70
7.4.00.0070.01016.76
7.3.330.0070.00016.54
7.3.320.0020.00513.25
7.3.310.0000.00716.47
7.3.300.0000.00716.45
7.3.290.0060.00816.47
7.3.280.0060.01616.33
7.3.260.0140.00716.43
7.3.230.0080.01116.43
7.3.220.0090.00916.34
7.3.210.0060.01316.71
7.3.200.0110.01116.43
7.3.190.0080.01216.72
7.3.180.0100.00716.63
7.3.170.0080.01216.32
7.3.160.0100.00716.70
7.3.150.0160.00316.53
7.3.140.0090.00616.71
7.3.130.0100.00716.71
7.3.120.0060.01016.43
7.3.110.0110.00516.63
7.3.100.0030.01316.29
7.3.90.0100.00616.55
7.3.80.0060.01616.65
7.3.70.0130.00316.52
7.3.60.0060.00916.46
7.3.50.0030.01316.61
7.3.40.0110.00616.36
7.3.30.0100.00716.43
7.3.20.0070.01016.46
7.3.10.0070.01116.67
7.3.00.0100.00616.47
7.2.330.0100.00716.51
7.2.320.0030.01416.52
7.2.310.0090.00916.56
7.2.300.0110.00616.68
7.2.290.0100.00716.57
7.2.280.0030.01316.57
7.2.270.0100.01016.59
7.2.260.0120.00616.48
7.2.250.0100.00716.45
7.2.240.0110.00716.66
7.2.230.0100.01316.79
7.2.220.0220.00016.69
7.2.210.0100.00716.67
7.2.200.0140.00716.78
7.2.190.0070.01116.64
7.2.180.0090.00916.71
7.2.170.0060.01216.64
7.2.160.0140.00316.73
7.2.150.0160.00316.79
7.2.140.0070.01116.52
7.2.130.0560.00716.68
7.2.120.0040.01416.63
7.2.110.0110.00716.57
7.2.100.0210.00616.66
7.2.90.0040.01316.73
7.2.80.0150.00916.64
7.2.70.0090.00916.82
7.2.60.0080.01216.73
7.2.50.0120.00616.55
7.2.40.0080.01116.71
7.2.30.0120.00616.74
7.2.20.0040.01516.55
7.2.10.0090.00916.55
7.2.00.0130.00316.56

preferences:
49.78 ms | 1523 KiB | 5 Q