3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = '/^(?!(?:(?:\\x22?\\x5C[\\x00-\\x7E]\\x22?)|(?:\\x22?[^\\x5C\\x22]\\x22?)){255,})(?!(?:(?:\\x22?\\x5C[\\x00-\\x7E]\\x22?)|(?:\\x22?[^\\x5C\\x22]\\x22?)){65,}@)(?:(?:[\\x21\\x23-\\x27\\x2A\\x2B\\x2D\\x2F-\\x39\\x3D\\x3F\\x5E-\\x7E]+)|(?:\\x22(?:[\\x01-\\x08\\x0B\\x0C\\x0E-\\x1F\\x21\\x23-\\x5B\\x5D-\\x7F]|(?:\\x5C[\\x00-\\x7F]))*\\x22))(?:\\.(?:(?:[\\x21\\x23-\\x27\\x2A\\x2B\\x2D\\x2F-\\x39\\x3D\\x3F\\x5E-\\x7E]+)|(?:\\x22(?:[\\x01-\\x08\\x0B\\x0C\\x0E-\\x1F\\x21\\x23-\\x5B\\x5D-\\x7F]|(?:\\x5C[\\x00-\\x7F]))*\\x22)))*@(?:(?:(?!.*[^.]{64,})(?:(?:(?:xn--)?[a-z0-9]+(?:-+[a-z0-9]+)*\\.){1,126}){1,}(?:(?:[a-z][a-z0-9]*)|(?:(?:xn--)[a-z0-9]+))(?:-+[a-z0-9]+)*)|(?:\\[(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){7})|(?:(?!(?:.*[a-f0-9][:\\]]){7,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?)))|(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){5}:)|(?:(?!(?:.*[a-f0-9]:){5,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3}:)?)))?(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))(?:\\.(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))){3}))\\]))$/iD'; preg_match($pattern,$input);

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)
8.3.60.0190.00317.25
8.3.50.0070.01522.16
8.3.40.0140.00419.30
8.3.30.0120.00419.17
8.3.20.0040.00420.43
8.3.10.0030.00624.03
8.3.00.0040.00419.63
8.2.180.0110.00818.79
8.2.170.0090.00622.96
8.2.160.0150.00420.80
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0060.00318.00
8.2.120.0080.00026.35
8.2.110.0060.00320.89
8.2.100.0060.00618.18
8.2.90.0030.00619.20
8.2.80.0060.00318.25
8.2.70.0040.00418.13
8.2.60.0040.00418.05
8.2.50.0030.00518.13
8.2.40.0050.00319.65
8.2.30.0030.00520.76
8.2.20.0060.00318.24
8.2.10.0030.00618.51
8.2.00.0030.00518.33
8.1.280.0090.00625.92
8.1.270.0030.00724.35
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0060.00322.43
8.1.230.0060.00619.82
8.1.220.0050.00617.80
8.1.210.0030.00618.77
8.1.200.0030.00617.85
8.1.190.0040.00417.72
8.1.180.0080.00018.10
8.1.170.0030.00619.34
8.1.160.0040.00422.05
8.1.150.0090.00019.11
8.1.140.0040.00419.67
8.1.130.0000.00717.96
8.1.120.0040.00417.63
8.1.110.0030.00717.75
8.1.100.0030.00617.77
8.1.90.0080.00017.71
8.1.80.0060.00317.72
8.1.70.0070.00017.78
8.1.60.0030.00517.77
8.1.50.0030.00617.78
8.1.40.0000.00817.71
8.1.30.0000.00917.86
8.1.20.0040.00417.78
8.1.10.0000.00817.80
8.1.00.0080.00319.82
8.0.300.0040.00418.77
8.0.290.0040.00417.13
8.0.280.0000.00718.47
8.0.270.0040.00417.40
8.0.260.0000.00717.37
8.0.250.0040.00417.29
8.0.240.0030.00617.23
8.0.230.0050.00317.12
8.0.220.0000.00717.26
8.0.210.0000.00917.07
8.0.200.0030.00317.30
8.0.190.0030.00617.18
8.0.180.0040.00417.08
8.0.170.0060.00317.19
8.0.160.0000.00817.23
8.0.150.0030.00517.16
8.0.140.0050.00317.01
8.0.130.0000.00613.55
8.0.120.0030.00617.25
8.0.110.0040.00417.18
8.0.100.0040.00417.14
8.0.90.0070.00017.20
8.0.80.0070.01117.19
8.0.70.0030.00517.13
8.0.60.0040.00417.20
8.0.50.0040.00417.04
8.0.30.0130.00617.31
8.0.20.0120.00817.44
8.0.10.0040.00417.23
8.0.00.0090.00817.17
7.4.330.0000.00516.94
7.4.320.0000.00816.87
7.4.300.0030.00317.00
7.4.290.0070.00016.86
7.4.280.0030.00516.89
7.4.270.0030.00416.95
7.4.260.0040.00416.86
7.4.250.0000.00816.80
7.4.240.0060.00116.91
7.4.230.0000.00716.69
7.4.220.0140.01416.96
7.4.210.0070.01016.87
7.4.200.0000.00817.05
7.4.160.0140.00316.79
7.4.150.0100.01017.40
7.4.140.0140.01217.86
7.4.130.0130.00616.71
7.4.120.0130.00516.80
7.4.110.0070.01016.70
7.4.100.0130.01316.71
7.4.90.0090.00916.80
7.4.80.0120.00619.39
7.4.70.0140.00716.84
7.4.60.0060.01216.72
7.4.50.0090.00616.50
7.4.40.0100.01016.58
7.4.30.0120.00616.93
7.4.00.0080.00415.02
7.3.330.0060.00313.39
7.3.320.0030.00313.39
7.3.310.0050.00216.50
7.3.300.0000.00716.50
7.3.290.0070.01016.52
7.3.280.0100.00916.44
7.3.270.0090.00917.40
7.3.260.0040.01416.80
7.3.240.0100.00816.48
7.3.230.0100.00716.59
7.3.210.0120.00816.73
7.3.200.0120.00916.52
7.3.190.0150.00616.72
7.3.180.0100.01016.44
7.3.170.0060.01116.78
7.3.160.0030.01416.62
7.3.10.0050.01116.93
7.3.00.0080.01116.86
7.2.330.0000.01916.76
7.2.320.0080.01216.73
7.2.310.0060.01216.64
7.2.300.0160.00816.80
7.2.290.0060.01216.61
7.2.130.0050.00817.04
7.2.120.0060.01017.02
7.2.110.0110.00217.12
7.2.100.0050.00916.94
7.2.90.0080.00817.14
7.2.80.0030.01117.03
7.2.70.0070.00717.12
7.2.60.0070.00916.99
7.2.50.0060.00617.06
7.2.40.0060.01117.17
7.2.30.0040.01017.04
7.2.20.0020.01516.98
7.2.10.0060.00616.94
7.2.00.0060.01117.56
7.1.250.0070.01016.04
7.1.100.0100.01018.30
7.1.70.0000.00817.40
7.1.60.0080.01519.48
7.1.50.0030.01917.41
7.1.00.0030.08022.60
7.0.200.0200.00715.00
7.0.60.0170.07720.20
7.0.50.0100.07717.93
7.0.40.0070.09020.55
7.0.30.0170.05020.47
7.0.20.0330.07720.15
7.0.10.0130.08320.35
7.0.00.0130.08320.32
5.6.280.0070.06320.87
5.6.210.0100.07720.52
5.6.200.0100.05018.14
5.6.190.0070.06320.42
5.6.180.0500.06720.67
5.6.170.0200.08320.57
5.6.160.0130.05020.36
5.6.150.0070.07018.24
5.6.140.0070.08718.16
5.6.130.0100.07318.25
5.6.120.0100.03721.01
5.6.110.0170.07021.15
5.6.100.0070.08720.98
5.6.90.0100.07721.00
5.6.80.0030.05720.36
5.5.350.3130.03720.45
5.5.340.0100.06318.05
5.5.330.0030.08320.24
5.5.320.0070.08320.46
5.5.310.0270.07720.31
5.5.300.0100.04318.01
5.5.290.0070.08318.06
5.5.280.0270.04720.98
5.5.270.0030.04320.88
5.5.260.0100.07720.89
5.5.250.0070.08720.49
5.5.240.0270.07720.09

preferences:
33.23 ms | 401 KiB | 5 Q