3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = "13/23/15"; echo $x = '~^(?:' . implode('|', range(1, 12)) . ')\/(?:' . implode('|', range(1, 31)) . ')\/[0-9]{2}$~'; $r = preg_match($x, $date, $m); var_dump($m); var_dump($r);

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)
8.3.60.0100.01017.00
8.3.50.0130.00522.18
8.3.40.0040.01218.96
8.3.30.0110.00319.13
8.3.20.0070.00020.16
8.3.10.0040.00421.89
8.3.00.0080.00019.63
8.2.180.0150.00318.41
8.2.170.0070.01122.96
8.2.160.0070.01320.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0030.00519.66
8.2.110.0030.00719.30
8.2.100.0040.00817.75
8.2.90.0050.00319.21
8.2.80.0040.00417.97
8.2.70.0050.00317.75
8.2.60.0030.00618.05
8.2.50.0050.00318.07
8.2.40.0000.00919.91
8.2.30.0000.00818.20
8.2.20.0080.00017.73
8.2.10.0030.00618.18
8.2.00.0000.00817.99
8.1.280.0040.01425.92
8.1.270.0030.00618.93
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0100.00022.18
8.1.230.0080.00418.95
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0110.00017.47
8.1.190.0050.00317.25
8.1.180.0040.00418.10
8.1.170.0040.00420.57
8.1.160.0000.00822.13
8.1.150.0000.00718.86
8.1.140.0040.00417.54
8.1.130.0050.00317.89
8.1.120.0070.00017.55
8.1.110.0070.00017.55
8.1.100.0070.00017.70
8.1.90.0070.00017.65
8.1.80.0000.00817.51
8.1.70.0000.00717.51
8.1.60.0030.00617.72
8.1.50.0040.00717.71
8.1.40.0040.00417.69
8.1.30.0000.00817.79
8.1.20.0040.00417.73
8.1.10.0000.00817.52
8.1.00.0000.00817.64
8.0.300.0070.00018.77
8.0.290.0040.00417.00
8.0.280.0040.00418.40
8.0.270.0050.00317.39
8.0.260.0030.00317.18
8.0.250.0000.00717.04
8.0.240.0000.00817.12
8.0.230.0030.00317.18
8.0.220.0000.00717.09
8.0.210.0000.00717.06
8.0.200.0030.00317.05
8.0.190.0030.00517.01
8.0.180.0000.00717.12
8.0.170.0070.00017.00
8.0.160.0000.00716.96
8.0.150.0000.00817.05
8.0.140.0030.00616.91
8.0.130.0070.00013.45
8.0.120.0000.00816.98
8.0.110.0050.00217.04
8.0.100.0050.00316.89
8.0.90.0040.00417.02
8.0.80.0120.00917.08
8.0.70.0040.00417.10
8.0.60.0030.00517.10
8.0.50.0040.00416.93
8.0.30.0050.01417.49
8.0.20.0100.00917.47
8.0.10.0040.00416.98
8.0.00.0080.00916.86
7.4.330.0030.00315.16
7.4.320.0070.00016.84
7.4.300.0000.00616.84
7.4.290.0030.00316.69
7.4.280.0050.00316.63
7.4.270.0030.00616.74
7.4.260.0040.00416.74
7.4.250.0000.00716.76
7.4.240.0070.00216.78
7.4.230.0000.00816.75
7.4.220.0160.01016.84
7.4.210.0090.00616.80
7.4.200.0080.00016.78
7.4.160.0080.00816.79
7.4.150.0190.00617.40
7.4.140.0060.01117.86
7.4.130.0100.00716.68
7.4.120.0140.00516.67
7.4.110.0100.01016.78
7.4.100.0070.01116.79
7.4.90.0140.00416.55
7.4.80.0060.01219.39
7.4.70.0110.00616.60
7.4.60.0090.00616.83
7.4.50.0000.00816.51
7.4.40.0060.01116.69
7.4.30.0160.00616.59
7.4.00.0030.01014.89
7.3.330.0030.00313.19
7.3.320.0130.00013.12
7.3.310.0000.00716.19
7.3.300.0030.00316.24
7.3.290.0110.00516.41
7.3.280.0090.00716.38
7.3.270.0160.00917.40
7.3.260.0140.00416.73
7.3.250.0090.00916.43
7.3.240.0100.00716.81
7.3.230.0090.00916.73
7.3.210.0100.00716.61
7.3.200.0100.00719.39
7.3.190.0080.00816.48
7.3.180.0030.01316.81
7.3.170.0060.01216.49
7.3.160.0180.00416.67
7.3.10.0070.00716.59
7.3.00.0060.00916.76
7.2.330.0120.00616.94
7.2.320.0030.01516.71
7.2.310.0030.01417.03
7.2.300.0080.00816.83
7.2.290.0030.01316.82
7.2.130.0130.00516.91
7.2.120.0110.00017.03
7.2.110.0060.00716.86
7.2.100.0170.00017.07
7.2.90.0030.01016.81
7.2.80.0060.01217.02
7.2.70.0060.00617.00
7.2.60.0110.00616.97
7.2.50.0060.00617.17
7.2.40.0060.00617.19
7.2.30.0090.00417.09
7.2.20.0060.00617.15
7.2.10.0080.00617.11
7.2.00.0050.00918.34
7.1.250.0100.00316.03
7.1.100.0030.00918.37
7.1.70.0030.00717.44
7.1.60.0000.01919.50
7.1.50.0030.02017.09
7.1.00.0030.07722.49
7.0.200.0050.00216.83
7.0.140.0100.06022.09
7.0.60.0070.08720.36
7.0.50.0070.04318.26
7.0.40.0030.08020.36
7.0.30.0270.03720.29
7.0.20.0200.06320.23
7.0.10.0070.05020.31
7.0.00.0030.08320.47
5.6.280.0030.07321.12
5.6.210.0170.07020.50
5.6.200.0070.08018.21
5.6.190.0130.07720.40
5.6.180.0330.07020.62
5.6.170.0300.07020.46
5.6.160.0030.04320.44
5.6.150.0100.07318.11
5.6.140.0000.04718.17
5.6.130.0030.04018.17
5.6.120.0030.05721.00
5.6.110.0100.04021.00
5.6.100.0030.09321.04
5.6.90.0100.04721.10
5.6.80.0100.08020.37
5.6.70.0300.06720.37
5.5.350.0230.03320.41
5.5.340.0100.06018.02
5.5.330.0100.07720.27
5.5.320.0100.05720.19
5.5.310.0270.06720.14
5.5.300.0030.06017.91
5.5.290.0070.08317.91
5.5.280.0130.07320.84
5.5.270.0030.09020.97
5.5.260.0070.08320.75
5.5.250.0130.07320.57
5.5.240.0030.08020.15
5.4.450.0630.06319.25
5.4.440.0970.06719.22
5.4.430.0770.07019.12
5.4.420.1100.05018.98
5.4.410.0070.06319.49
5.4.400.0270.06018.75
5.4.390.0330.05718.78
5.4.380.0300.05718.56
5.4.370.0270.05718.46
5.4.360.0200.05718.72
5.4.350.0130.06318.72
5.4.340.0270.05318.70
5.4.320.0230.06318.49
5.4.310.0270.05718.78
5.4.300.0470.06018.61
5.4.290.0300.05018.68
5.4.280.0270.05318.67
5.4.270.0200.06018.77
5.4.260.0170.06718.68
5.4.250.0270.05318.73
5.4.240.0270.05318.67
5.4.230.0270.05018.64
5.4.220.0270.05018.45
5.4.210.0330.04318.51
5.4.200.0270.05316.56
5.4.190.0300.04718.45
5.4.180.0200.06018.72
5.4.170.0230.05718.66
5.4.160.0130.07018.56
5.4.150.0200.05718.57
5.4.140.0270.05016.23
5.4.130.0200.05316.25
5.4.120.0330.04716.25
5.4.110.0370.04316.16
5.4.100.0330.04316.34
5.4.90.0300.05316.16
5.4.80.0330.04016.02
5.4.70.0330.06016.02
5.4.60.0400.06016.02
5.4.50.0530.05316.30
5.4.40.0270.07016.23
5.4.30.0270.07016.28
5.4.20.0330.04716.13
5.4.10.0130.06316.28
5.4.00.0200.05315.75
5.3.290.0270.05314.62
5.3.280.0230.05714.50
5.3.270.0230.07014.66
5.3.260.0200.05314.55
5.3.250.0170.05714.59
5.3.240.0230.05314.75
5.3.230.0270.05014.58
5.3.220.0230.07714.47
5.3.210.0200.06014.56
5.3.200.0370.04314.50
5.3.190.0230.05314.72
5.3.180.0300.04314.66
5.3.170.0270.04714.59
5.3.160.0300.04314.51
5.3.150.0170.06014.47
5.3.140.0330.04714.53
5.3.130.0330.06014.61
5.3.120.0230.05714.61
5.3.110.0230.05314.58
5.3.100.0230.05014.13
5.3.90.0270.05013.97
5.3.80.0300.04714.05
5.3.70.0270.04713.98
5.3.60.0270.05014.00
5.3.50.0230.04714.02
5.3.40.0330.06013.93
5.3.30.0270.07014.00
5.3.20.0200.05013.57
5.3.10.0270.04313.63
5.3.00.0200.05313.71
5.2.170.0200.04011.20
5.2.160.0200.04011.18
5.2.150.0270.03711.06
5.2.140.0200.04311.06
5.2.130.0200.04311.05
5.2.120.0230.05011.15
5.2.110.0200.04011.08
5.2.100.0370.05011.17
5.2.90.0270.05011.08
5.2.80.0230.05711.32
5.2.70.0170.04311.31
5.2.60.0200.04311.09
5.2.50.0170.04311.01
5.2.40.0200.04010.96
5.2.30.0170.04310.95
5.2.20.0300.02710.91
5.2.10.0130.05011.04
5.2.00.0130.04010.71
5.1.60.0200.04010.01
5.1.50.0470.0279.97
5.1.40.0170.0339.99
5.1.30.0130.03710.36
5.1.20.0230.03010.38
5.1.10.0130.03710.05
5.1.00.0130.03710.11
5.0.50.0070.0378.58
5.0.40.0130.0238.61
5.0.30.0230.0308.22
5.0.20.0030.0338.23
5.0.10.0130.0238.30
5.0.00.0170.0378.34
4.4.90.0100.0207.24
4.4.80.0070.0277.24
4.4.70.0030.0277.24
4.4.60.0200.0137.24
4.4.50.0170.0207.24
4.4.40.0130.0407.24
4.4.30.0130.0207.24
4.4.20.0070.0237.24
4.4.10.0070.0277.24
4.4.00.0070.0337.24
4.3.110.0030.0277.24
4.3.100.0070.0207.24
4.3.90.0100.0207.24
4.3.80.0170.0307.24
4.3.70.0100.0207.24
4.3.60.0030.0307.24
4.3.50.0030.0277.24
4.3.40.0070.0337.24
4.3.30.0070.0207.24
4.3.20.0030.0307.24
4.3.10.0070.0277.24
4.3.00.0070.0239.30

preferences:
50.86 ms | 401 KiB | 5 Q