3v4l.org

run code in 300+ PHP versions simultaneously
<?php $email = 'a@gd.cd'; if (!preg_match('/^[^@]{1,64}@[^@]{5,255}$/', $email)) { echo 'false'; } else { echo 'true'; }

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)
8.3.70.0160.00718.68
8.3.60.0110.00718.68
8.3.50.0120.00722.05
8.3.40.0090.00618.80
8.3.30.0070.00719.08
8.3.20.0070.00020.16
8.3.10.0040.00422.10
8.3.00.0040.00422.40
8.2.180.0110.00318.42
8.2.170.0110.01122.96
8.2.160.0130.00721.13
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.48
8.2.110.0000.00822.13
8.2.100.0120.00317.91
8.2.90.0050.00219.22
8.2.80.0000.00818.03
8.2.70.0000.00917.75
8.2.60.0030.00617.80
8.2.50.0000.00818.07
8.2.40.0040.00418.22
8.2.30.0020.00518.07
8.2.20.0000.00717.79
8.2.10.0070.00017.79
8.2.00.0050.00217.90
8.1.280.0070.00725.92
8.1.270.0030.00522.18
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00323.84
8.1.230.0070.00419.07
8.1.220.0040.00417.77
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0000.00817.50
8.1.180.0040.00418.75
8.1.170.0040.00418.68
8.1.160.0000.00921.91
8.1.150.0040.00418.78
8.1.140.0040.00417.60
8.1.130.0000.00717.81
8.1.120.0070.00017.56
8.1.110.0040.00417.53
8.1.100.0040.00417.64
8.1.90.0050.00217.59
8.1.80.0030.00417.63
8.1.70.0030.00317.63
8.1.60.0030.00517.73
8.1.50.0040.00417.68
8.1.40.0030.00617.54
8.1.30.0000.00717.79
8.1.20.0040.00417.84
8.1.10.0070.00017.70
8.1.00.0080.00017.45
8.0.300.0040.00418.77
8.0.290.0040.00417.05
8.0.280.0030.00318.45
8.0.270.0040.00417.18
8.0.260.0100.00016.92
8.0.250.0020.00517.12
8.0.240.0040.00417.08
8.0.230.0070.00017.09
8.0.220.0080.00017.01
8.0.210.0070.00017.09
8.0.200.0070.00017.11
8.0.190.0040.00417.07
8.0.180.0070.00016.95
8.0.170.0030.00516.96
8.0.160.0050.00317.16
8.0.150.0000.00716.99
8.0.140.0000.00717.03
8.0.130.0000.00713.43
8.0.120.0040.00417.04
8.0.110.0000.00716.96
8.0.100.0040.00416.91
8.0.90.0040.00417.07
8.0.80.0050.01116.95
8.0.70.0030.00516.99
8.0.60.0000.00716.88
8.0.50.0070.00017.07
8.0.30.0130.01017.04
8.0.20.0100.00717.40
8.0.10.0020.00517.04
8.0.00.0110.00816.93
7.4.330.0030.00315.22
7.4.320.0030.00316.72
7.4.300.0040.00416.71
7.4.290.0000.00716.78
7.4.280.0030.00316.75
7.4.270.0000.00716.72
7.4.260.0070.00316.80
7.4.250.0050.00316.69
7.4.240.0040.00416.64
7.4.230.0070.00016.71
7.4.220.0120.00616.73
7.4.210.0020.01316.81
7.4.200.0040.00416.48
7.4.190.0040.00516.51
7.4.160.0100.00716.70
7.4.150.0070.01117.40
7.4.140.0130.00717.86
7.4.130.0060.01216.71
7.4.120.0140.00316.78
7.4.110.0100.01016.61
7.4.100.0070.01016.55
7.4.90.0080.01516.82
7.4.80.0140.00319.39
7.4.70.0080.00816.79
7.4.60.0130.00316.57
7.4.50.0000.00816.58
7.4.40.0040.01122.77
7.4.30.0060.01016.69
7.4.00.0080.01015.17
7.3.330.0030.00312.98
7.3.320.0000.00513.11
7.3.310.0030.00316.15
7.3.300.0000.00716.27
7.3.290.0060.00916.39
7.3.280.0110.00716.34
7.3.270.0100.00717.40
7.3.260.0090.00916.39
7.3.250.0150.00516.50
7.3.240.0060.01216.45
7.3.230.0110.00816.39
7.3.210.0100.00716.67
7.3.200.0140.00419.39
7.3.190.0060.01116.65
7.3.180.0070.01016.18
7.3.170.0090.01216.50
7.3.160.0070.01016.60
7.3.120.0120.00614.96
7.3.110.0130.00714.98
7.3.100.0040.00714.94
7.3.90.0090.00014.57
7.3.80.0070.00714.90
7.3.70.0000.01514.73
7.3.60.0000.01415.05
7.3.50.0070.00714.86
7.3.40.0040.00914.98
7.3.30.0120.00314.98
7.3.20.0040.01116.83
7.3.10.0070.01016.82
7.3.00.0120.00016.83
7.2.330.0090.01316.53
7.2.320.0140.01016.64
7.2.310.0130.00316.60
7.2.300.0030.01416.79
7.2.290.0130.00316.61
7.2.250.0110.01114.81
7.2.240.0150.00315.10
7.2.230.0100.00714.87
7.2.220.0120.00415.09
7.2.210.0060.00915.25
7.2.200.0070.00415.12
7.2.190.0040.01115.24
7.2.180.0090.00615.24
7.2.170.0040.01214.99
7.2.00.0030.01019.54
7.1.330.0070.00716.05
7.1.320.0100.00315.70
7.1.310.0070.01015.97
7.1.300.0000.01116.00
7.1.290.0060.00315.54
7.1.280.0100.00715.88
7.1.270.0060.00316.07
7.1.260.0070.00315.75
7.1.100.0050.00318.26
7.1.70.0040.00417.25
7.1.60.0060.01919.82
7.1.50.0090.00617.06
7.1.00.0130.06722.55
7.0.200.0040.00416.92
7.0.140.0070.07322.04
7.0.60.0000.07019.86
7.0.50.0070.06017.79
7.0.40.0030.07020.22
7.0.30.0400.07320.20
7.0.20.0270.07720.32
7.0.10.0400.07020.30
7.0.00.0100.07720.13
5.6.280.0070.07021.04
5.6.210.0070.08320.46
5.6.200.0100.07718.19
5.6.190.0200.06020.61
5.6.180.4070.04320.61
5.6.170.0370.08320.47
5.6.160.0170.07020.48
5.6.150.0070.04018.21
5.6.140.0030.05018.07
5.6.130.0070.08718.18
5.6.120.0070.06321.14
5.6.110.0170.03321.12
5.6.100.0100.08320.97
5.6.90.0170.07020.90
5.6.80.0130.06720.43
5.6.70.0270.07320.51
5.5.350.0030.03320.39
5.5.340.0100.03318.02
5.5.330.0100.03720.08
5.5.320.0230.05020.23
5.5.310.0200.06020.50
5.5.300.0000.08317.89
5.5.290.0030.06017.98
5.5.280.0030.06020.84
5.5.270.0100.08020.88
5.5.260.0070.04020.75
5.5.250.0100.08320.77
5.5.240.0130.06720.18
5.4.450.0300.03319.41
5.4.440.0230.04319.46
5.4.430.0230.03319.42
5.4.420.0200.04019.40
5.4.410.0170.03719.11
5.4.400.0200.03718.89
5.4.390.0270.04019.24
5.4.380.0200.03719.24
5.4.370.0270.03319.09
5.4.360.0200.03319.09
5.4.350.0230.03319.04
5.4.340.0230.04718.88
5.4.320.0200.04718.88
5.4.310.0300.04019.22
5.4.300.0270.06319.24
5.4.290.0270.07319.08
5.4.280.0300.07318.91
5.4.270.0300.07019.08
5.4.260.0430.06018.82
5.4.250.0270.06019.16
5.4.240.0430.06018.82
5.4.230.0200.04719.15
5.4.220.0300.04719.06
5.4.210.0470.06318.91
5.4.200.0300.04719.21
5.4.190.0500.05018.91
5.4.180.0270.05719.05
5.4.170.0300.07319.07
5.4.160.0370.06719.11
5.4.150.0370.06719.11
5.4.140.0330.06016.32
5.4.130.0370.06016.20
5.4.120.0200.04716.36
5.4.110.0270.05716.48
5.4.100.0300.03316.21
5.4.90.0400.06016.39
5.4.80.0270.04016.21
5.4.70.0300.06316.37
5.4.60.0330.04716.43
5.4.50.0370.06316.04
5.4.40.0370.04316.31
5.4.30.0300.06316.03
5.4.20.0270.04016.05
5.4.10.0230.05716.31
5.4.00.0230.04015.68
5.3.290.0300.06714.50
5.3.280.0270.04714.68
5.3.270.0330.07014.55
5.3.260.0300.07314.45
5.3.250.0300.06014.55
5.3.240.0230.07314.54
5.3.230.0270.05014.62
5.3.220.0300.07314.51
5.3.210.0300.07714.41
5.3.200.0270.05014.47
5.3.190.0230.07014.50
5.3.180.0330.06714.49
5.3.170.0430.04014.41
5.3.160.0400.06314.59
5.3.150.0330.06014.54
5.3.140.0400.05314.46
5.3.130.0300.05314.50
5.3.120.0300.04014.57
5.3.110.0230.04314.38
5.3.100.0270.07013.89
5.3.90.0270.07013.86
5.3.80.0370.06713.86
5.3.70.0230.05314.11
5.3.60.0300.06714.03
5.3.50.0300.07013.89
5.3.40.0300.03713.80
5.3.30.0270.04013.99
5.3.20.0270.06313.66
5.3.10.0300.05713.50
5.3.00.0300.05013.66
5.2.170.0230.03312.82
5.2.160.0270.03712.82
5.2.150.0270.04712.82
5.2.140.0200.03312.82
5.2.130.0200.04012.82
5.2.120.0300.05312.82
5.2.110.0270.03012.82
5.2.100.0270.05312.82
5.2.90.0170.04312.82
5.2.80.0230.03712.82
5.2.70.0300.05712.82
5.2.60.0330.05312.82
5.2.50.0270.05712.82
5.2.40.0170.06012.82
5.2.30.0230.04712.82
5.2.20.0200.04312.82
5.2.10.0170.06012.82
5.2.00.0170.05712.82
5.1.60.0330.05012.82
5.1.50.0200.02312.82
5.1.40.0130.04012.82
5.1.30.0270.04712.82
5.1.20.0200.04312.82
5.1.10.0200.05712.82
5.1.00.0300.04012.82
5.0.50.0130.02712.82
5.0.40.0130.03012.82
5.0.30.0100.06312.82
5.0.20.0100.03012.82
5.0.10.0130.03712.82
5.0.00.0200.05312.82
4.4.90.0130.03312.82
4.4.80.0070.02712.82
4.4.70.0170.01712.82
4.4.60.0130.02012.82
4.4.50.0170.01712.82
4.4.40.0070.02712.82
4.4.30.0100.03012.82
4.4.20.0100.03312.82
4.4.10.0170.01312.82
4.4.00.0070.02712.82
4.3.110.0070.02312.82
4.3.100.0100.03312.82
4.3.90.0100.01712.82
4.3.80.0170.04712.82
4.3.70.0100.03312.82
4.3.60.0230.01312.82
4.3.50.0130.03012.82
4.3.40.0200.04312.82
4.3.30.0070.02712.82
4.3.20.0070.02312.82
4.3.10.0070.03712.82
4.3.00.0100.02312.82

preferences:
39.8 ms | 401 KiB | 5 Q