3v4l.org

run code in 300+ PHP versions simultaneously
<?php $email = "a-b.b@c.d"; $err = []; if (!empty($email) && !preg_match('/^[\w-]+(?:\.[\w-]+)*@[\w-]+(?:\.[a-z0-9-]+)*\.[a-z]{1,12}$/i', $email)){ $err[] = "Invalid email<br>"; } var_dump($err);

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)
8.3.120.0000.00920.71
8.3.110.0040.00420.94
8.3.100.0100.00024.06
8.3.90.0080.00026.77
8.3.80.0030.00618.56
8.3.70.0160.00318.56
8.3.60.0140.00318.56
8.3.50.0110.01016.73
8.3.40.0100.00618.67
8.3.30.0090.00618.82
8.3.20.0080.00020.91
8.3.10.0000.00920.21
8.3.00.0080.00023.64
8.2.240.0080.00016.93
8.2.230.0160.00022.58
8.2.220.0080.00037.54
8.2.210.0070.00726.77
8.2.200.0060.00316.61
8.2.190.0160.00618.29
8.2.180.0120.00916.88
8.2.170.0120.00622.96
8.2.160.0030.01020.35
8.2.150.0090.00024.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0040.00719.20
8.2.100.0060.00617.84
8.2.90.0080.00017.89
8.2.80.0080.00018.96
8.2.70.0050.00318.04
8.2.60.0030.00518.16
8.2.50.0090.00018.10
8.2.40.0080.00019.33
8.2.30.0030.00619.30
8.2.20.0000.00718.10
8.2.10.0000.00718.92
8.2.00.0000.00719.38
8.1.300.0030.00617.89
8.1.290.0070.00330.84
8.1.280.0110.00725.92
8.1.270.0080.00022.54
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0080.00022.20
8.1.230.0120.00020.97
8.1.220.0040.00417.74
8.1.210.0000.00819.04
8.1.200.0100.00217.35
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0000.00818.63
8.1.160.0040.00418.93
8.1.150.0040.00418.97
8.1.140.0040.00418.93
8.1.130.0030.00320.05
8.1.120.0000.00817.51
8.1.110.0070.00017.63
8.1.100.0000.00717.62
8.1.90.0080.00017.68
8.1.80.0040.00417.61
8.1.70.0070.00017.52
8.1.60.0080.00017.75
8.1.50.0030.00617.69
8.1.40.0090.00017.58
8.1.30.0060.00317.77
8.1.20.0040.00417.79
8.1.10.0030.00617.52
8.1.00.0080.00017.56
8.0.300.0070.00020.16
8.0.290.0000.01016.88
8.0.280.0000.00818.54
8.0.270.0000.00717.16
8.0.260.0030.00318.39
8.0.250.0000.00716.98
8.0.240.0040.00417.08
8.0.230.0040.00416.98
8.0.220.0030.00317.10
8.0.210.0030.00316.94
8.0.200.0000.00717.13
8.0.190.0020.00517.00
8.0.180.0000.00816.92
8.0.170.0060.00316.95
8.0.160.0040.00417.15
8.0.150.0000.00716.97
8.0.140.0030.00316.94
8.0.130.0000.00613.52
8.0.120.0000.00716.97
8.0.110.0000.00717.06
8.0.100.0000.00717.00
8.0.90.0040.00417.09
8.0.80.0110.00417.03
8.0.70.0040.00417.00
8.0.60.0070.00017.12
8.0.50.0080.00016.93
8.0.30.0110.00717.22
8.0.20.0080.01417.20
8.0.10.0040.00417.05
8.0.00.0120.00816.82
7.4.330.0000.00515.55
7.4.320.0000.00716.85
7.4.300.0060.00016.71
7.4.290.0040.00416.83
7.4.280.0000.00816.65
7.4.270.0030.00316.68
7.4.260.0070.00016.68
7.4.250.0030.00316.55
7.4.240.0000.00716.78
7.4.230.0030.00316.84
7.4.220.0040.00416.84
7.4.210.0080.00916.81
7.4.200.0000.00816.91
7.4.160.0080.00816.73
7.4.130.0030.01316.73
7.4.120.0070.01016.70
7.4.110.0130.00716.67
7.4.100.0100.01416.58
7.4.90.0070.01416.79
7.4.80.0110.00719.39
7.4.70.0140.00316.50
7.4.60.0060.00916.47
7.4.50.0110.00716.71
7.4.40.0060.00916.75
7.4.00.0030.01415.04
7.3.330.0000.00513.23
7.3.320.0030.00313.04
7.3.310.0070.00016.17
7.3.300.0070.00016.30
7.3.290.0000.00716.31
7.3.280.0070.01016.28
7.3.260.0090.01116.39
7.3.240.0100.00716.50
7.3.230.0150.00316.59
7.3.210.0080.00816.42
7.3.200.0120.00416.59
7.3.190.0080.00716.38
7.3.180.0060.01016.38
7.3.170.0140.00316.59
7.3.160.0040.01116.75
7.3.120.0100.00715.05
7.3.110.0060.01014.56
7.3.100.0100.00614.84
7.3.90.0030.01014.72
7.3.80.0000.01515.05
7.3.70.0040.01514.95
7.3.60.0040.00714.66
7.3.50.0090.00814.83
7.3.40.0030.00714.88
7.3.30.0050.00814.82
7.3.20.0110.00315.70
7.3.10.0590.00515.76
7.3.00.0060.00715.52
7.2.330.0140.00416.46
7.2.320.0040.01216.78
7.2.310.0100.01016.60
7.2.300.0140.01316.60
7.2.290.0030.01316.51
7.2.250.0080.01115.16
7.2.240.0100.00714.90
7.2.230.0030.01615.03
7.2.220.0040.00715.06
7.2.210.0100.01015.04
7.2.200.0080.00414.89
7.2.190.0000.01715.23
7.2.180.0050.00815.10
7.2.170.0060.00615.02
7.2.160.0030.00915.02
7.2.150.0160.01215.04
7.2.140.0130.00715.23
7.2.130.0140.00015.02
7.2.120.0170.00015.14
7.2.110.0040.01214.96
7.2.100.0070.01415.01
7.2.90.0070.00714.97
7.2.80.0130.01315.13
7.2.70.0090.00315.25
7.2.60.0110.01515.14
7.2.50.0050.00815.11
7.2.40.0220.00315.07
7.2.30.0100.01315.31
7.2.20.0110.01415.11
7.2.10.0090.00515.21
7.2.00.0090.01514.68
7.1.330.0060.00915.96
7.1.320.0070.00715.84
7.1.310.0070.01015.99
7.1.300.0080.00415.70
7.1.290.0090.00315.60
7.1.280.0050.00814.88
7.1.270.0100.00314.98
7.1.260.0120.00714.89
7.1.250.0070.00714.11

preferences:
29.13 ms | 403 KiB | 5 Q