3v4l.org

run code in 300+ PHP versions simultaneously
<?php $postcode = 'SW196QX'; // Validate the postcode if (preg_match('/^GIR 0AA)|((([A-Z-[QVX]][0-9][0-9]?)|(([A-Z-[QVX]][A-Z-[IJZ]][0-9][0-9]?)|(([A-Z-[QVX]][0-9][A-HJKPSTUW])|([A-Z-[QVX]][A-Z-[IJZ]][0-9][ABEHMNPRVWXY])))) [0-9][A-Z-[CIKMOV]]{2})$/', $postcode) === 1) { echo 'Invalid'; } else { echo 'Valid'; }

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)
8.3.60.0190.00418.39
8.3.50.0110.00821.10
8.3.40.0080.00618.75
8.3.30.0040.01118.64
8.3.20.0030.00620.34
8.3.10.0070.00023.66
8.3.00.0040.00419.43
8.2.180.0110.00716.50
8.2.170.0210.00022.96
8.2.160.0100.00320.53
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.01126.16
8.2.120.0040.00417.75
8.2.110.0100.00322.08
8.2.100.0070.00417.84
8.2.90.0040.00419.22
8.2.80.0030.00617.97
8.2.70.0030.00617.63
8.2.60.0050.00318.04
8.2.50.0040.00418.07
8.2.40.0000.00819.28
8.2.30.0000.00719.79
8.2.20.0000.00717.57
8.2.10.0040.00417.90
8.2.00.0000.00717.97
8.1.280.0070.01125.92
8.1.270.0000.00720.42
8.1.260.0060.00326.35
8.1.250.0060.00328.09
8.1.240.0080.00022.05
8.1.230.0090.00317.77
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0060.00317.23
8.1.190.0090.00017.10
8.1.180.0040.00418.10
8.1.170.0080.00018.53
8.1.160.0000.00721.99
8.1.150.0040.00418.84
8.1.140.0030.00617.31
8.1.130.0030.00317.68
8.1.120.0000.00717.40
8.1.110.0040.00417.31
8.1.100.0030.00317.25
8.1.90.0000.00717.41
8.1.80.0050.00317.32
8.1.70.0030.00317.28
8.1.60.0030.00617.54
8.1.50.0030.00517.38
8.1.40.0000.00817.51
8.1.30.0030.00517.60
8.1.20.0070.00017.61
8.1.10.0030.00517.38
8.1.00.0040.00417.49
8.0.300.0040.00418.93
8.0.290.0030.00516.88
8.0.280.0000.00718.45
8.0.270.0030.00317.26
8.0.260.0000.00817.13
8.0.250.0100.00016.84
8.0.240.0000.00616.96
8.0.230.0030.00316.97
8.0.220.0030.00316.89
8.0.210.0040.00416.89
8.0.200.0000.00716.81
8.0.190.0000.00817.02
8.0.180.0050.00216.96
8.0.170.0030.00616.93
8.0.160.0070.00016.86
8.0.150.0080.00016.76
8.0.140.0050.00316.79
8.0.130.0050.00013.36
8.0.120.0030.00516.89
8.0.110.0020.00516.88
8.0.100.0050.00216.95
8.0.90.0080.00016.89
8.0.80.0070.01116.80
8.0.70.0030.00616.87
8.0.60.0040.00416.84
8.0.50.0000.00716.90
8.0.30.0090.01017.09
8.0.20.0110.01017.40
8.0.10.0000.00717.03
8.0.00.0140.00616.80
7.4.330.0030.00315.08
7.4.320.0030.00316.69
7.4.300.0000.00616.63
7.4.290.0000.00716.66
7.4.280.0040.00416.68
7.4.270.0030.00316.66
7.4.260.0000.00716.57
7.4.250.0000.00816.59
7.4.240.0020.00516.64
7.4.230.0030.00316.39
7.4.220.0100.00716.49
7.4.210.0100.01016.68
7.4.200.0030.00516.36
7.4.160.0030.01216.43
7.4.150.0100.00717.40
7.4.140.0100.00917.86
7.4.130.0080.00916.58
7.4.120.0120.00716.65
7.4.110.0110.00616.55
7.4.100.0130.00416.66
7.4.90.0030.01316.59
7.4.80.0110.00619.39
7.4.70.0100.00616.53
7.4.60.0110.00516.37
7.4.50.0050.00316.54
7.4.40.0150.00316.46
7.4.30.0060.01116.66
7.4.00.0100.00714.84
7.3.330.0000.00513.25
7.3.320.0000.00513.20
7.3.310.0000.00716.22
7.3.300.0030.00316.32
7.3.290.0090.00716.31
7.3.280.0070.00916.32
7.3.270.0130.01017.40
7.3.260.0120.00616.21
7.3.250.0100.00816.26
7.3.240.0130.01016.32
7.3.230.0060.01016.39
7.3.210.0090.00616.32
7.3.200.0030.01316.29
7.3.190.0090.00616.43
7.3.180.0040.01116.24
7.3.170.0040.01116.63
7.3.160.0080.00816.46
7.3.120.0030.00714.84
7.3.110.0040.01714.75
7.3.100.0110.00414.76
7.3.90.0030.01315.02
7.3.80.0070.00314.89
7.3.70.0030.00714.70
7.3.60.0110.00414.96
7.3.50.0060.00614.75
7.3.40.0080.00614.82
7.3.30.0000.01014.77
7.3.20.0030.00916.66
7.3.10.0020.01216.58
7.3.00.0070.00816.41
7.2.330.0070.01016.37
7.2.320.0090.00916.64
7.2.310.0090.00616.76
7.2.300.0060.01016.78
7.2.290.0170.00616.43
7.2.240.0150.00714.71
7.2.230.0100.00714.88
7.2.220.0000.01314.86
7.2.210.0060.00914.68
7.2.200.0070.00314.92
7.2.190.0060.00914.72
7.2.180.0040.01414.93
7.2.170.0030.01314.95
7.2.160.0070.01014.90
7.2.150.0130.00616.97
7.2.140.0150.01216.91
7.2.130.0100.00316.68
7.2.120.0090.00516.94
7.2.110.0090.00816.62
7.2.100.0060.00816.65
7.2.90.0060.00816.64
7.2.80.0040.00916.78
7.2.70.0070.01016.84
7.2.60.0040.01016.75
7.2.50.0090.00416.69
7.2.40.0060.00616.71
7.2.30.0060.01116.86
7.2.20.0030.01116.63
7.2.10.0080.00916.89
7.2.00.0040.01017.70
7.1.330.0110.01115.89
7.1.320.0070.01115.64
7.1.310.0080.01215.62
7.1.300.0100.00715.45
7.1.290.0100.00715.74
7.1.280.0150.00715.87
7.1.270.0060.00915.83
7.1.260.0130.00315.75
7.1.250.0070.00915.65
7.1.200.0060.00615.88
7.1.100.0040.01118.16
7.1.70.0000.01317.34
7.1.60.0120.00919.12
7.1.50.0190.00034.89
7.1.00.0030.07722.32
7.0.200.0100.00316.92
7.0.60.0170.07319.97
7.0.50.0170.07017.88
7.0.40.0100.07020.11
7.0.30.0570.03720.01
7.0.20.0230.04020.13
7.0.10.0130.08320.04
7.0.00.0000.08720.05
5.6.280.0070.07020.86
5.6.210.0130.07320.53
5.6.200.0100.05018.16
5.6.190.0030.04320.61
5.6.180.0330.07720.41
5.6.170.0100.04720.48
5.6.160.0130.07720.37
5.6.150.0030.08718.18
5.6.140.0130.07718.07
5.6.130.0030.05018.14
5.6.120.0030.08320.99
5.6.110.0130.08021.00
5.6.100.0100.04320.97
5.6.90.0130.08020.98
5.6.80.0170.07320.53
5.6.70.4070.03320.39
5.5.350.0130.08020.44
5.5.340.0100.06018.02
5.5.330.0000.10020.07
5.5.320.0300.04320.24
5.5.310.0300.03320.13
5.5.300.0030.08317.92
5.5.290.0030.06017.96
5.5.280.0000.08320.76
5.5.270.0030.05720.79
5.5.260.0030.09320.86
5.5.250.0030.04020.58
5.5.240.0100.07320.35
5.4.450.0870.06019.26
5.4.440.0870.05319.51
5.4.430.0900.06319.62
5.4.420.0600.06719.27
5.4.410.0670.06019.36
5.4.400.0670.07319.31
5.4.390.0400.06019.19
5.4.380.0070.05718.99
5.4.370.0030.06019.15
5.4.360.0870.04319.30
5.4.350.0570.05319.30
5.4.340.0630.06018.95
5.4.320.0700.06018.92
5.4.310.0130.06719.00
5.4.300.0230.06018.96
5.4.290.0570.04319.16
5.4.280.0670.06019.14
5.4.270.0570.06319.12
5.4.260.0100.05718.80
5.4.250.0170.05018.94
5.4.240.0730.04719.32
5.4.230.0630.05719.17
5.4.220.0630.06319.19
5.4.210.0870.05319.29
5.4.200.0800.05019.20
5.4.190.0730.07319.20
5.4.180.1000.07019.20
5.4.170.0900.06019.20
5.4.160.0700.05319.14
5.4.150.0600.06719.24
5.4.140.0770.06716.33
5.4.130.0630.05316.46
5.4.120.0700.06716.37
5.4.110.0700.06016.29
5.4.100.0930.05016.54
5.4.90.0700.05716.41
5.4.80.0730.05716.18
5.4.70.0230.06016.05
5.4.60.0400.05016.04
5.4.50.0000.04316.48
5.4.40.0000.04016.40
5.4.30.0130.05316.16
5.4.20.0030.07316.36

preferences:
57.38 ms | 401 KiB | 5 Q