3v4l.org

run code in 300+ PHP versions simultaneously
<?php $email = '158412154@qq.com'; $aa = preg_match("/[_a-zA-Z\d\-\.]+@[_a-zA-Z\d\-]+(\.[_a-zA-Z\d\-]+)+$/i", $email); var_dump($aa);

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)
8.3.60.0100.01018.31
8.3.50.0090.00616.52
8.3.40.0040.01418.97
8.3.30.0090.00618.70
8.3.20.0100.00320.51
8.3.10.0110.00321.61
8.3.00.0030.00517.84
8.2.180.0070.01416.48
8.2.170.0040.01122.96
8.2.160.0110.00420.39
8.2.150.0050.00325.66
8.2.140.0070.00024.66
8.2.130.0070.00020.57
8.2.120.0100.00626.35
8.2.110.0000.01021.16
8.2.100.0080.00318.16
8.2.90.0050.00319.08
8.2.80.0080.00017.97
8.2.70.0050.00317.75
8.2.60.0000.00817.93
8.2.50.0030.00618.10
8.2.40.0000.00722.27
8.2.30.0030.00521.11
8.2.20.0070.00017.97
8.2.10.0070.00017.99
8.2.00.0040.00417.98
8.1.280.0070.01025.92
8.1.270.0040.00423.65
8.1.260.0080.00026.35
8.1.250.0070.00728.09
8.1.240.0060.00322.05
8.1.230.0030.01219.14
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0100.00017.35
8.1.190.0060.00317.25
8.1.180.0000.00818.10
8.1.170.0040.00418.64
8.1.160.0030.00518.98
8.1.150.0070.00020.51
8.1.140.0000.00719.44
8.1.130.0040.00418.85
8.1.120.0040.00417.57
8.1.110.0080.00017.46
8.1.100.0030.00517.48
8.1.90.0000.00917.44
8.1.80.0070.00017.54
8.1.70.0000.00817.46
8.1.60.0040.00417.66
8.1.50.0060.00317.57
8.1.40.0060.00317.49
8.1.30.0000.00717.68
8.1.20.0000.00717.62
8.1.10.0000.00717.60
8.1.00.0050.00317.42
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0070.00018.37
8.0.270.0030.00317.16
8.0.260.0030.00316.89
8.0.250.0040.00417.04
8.0.240.0070.00016.97
8.0.230.0050.00517.02
8.0.220.0000.00716.94
8.0.210.0030.00316.93
8.0.200.0040.00417.05
8.0.190.0060.00317.09
8.0.180.0070.00416.99
8.0.170.0040.00416.88
8.0.160.0070.00016.91
8.0.150.0000.00816.82
8.0.140.0000.00716.97
8.0.130.0060.00013.40
8.0.120.0000.00716.95
8.0.110.0050.00217.01
8.0.100.0030.00517.00
8.0.90.0000.00817.04
8.0.80.0110.00616.96
8.0.70.0050.00217.04
8.0.60.0000.00817.01
8.0.50.0030.00517.02
8.0.30.0110.00817.10
8.0.20.0130.01817.40
8.0.10.0040.00416.92
8.0.00.0140.00716.78
7.4.330.0030.00315.55
7.4.320.0000.00816.57
7.4.300.0030.00316.66
7.4.290.0030.00516.63
7.4.280.0000.00816.77
7.4.270.0030.00316.67
7.4.260.0030.00313.43
7.4.250.0070.00016.73
7.4.240.0030.00316.74
7.4.230.0030.00316.82
7.4.220.0060.01316.77
7.4.210.0090.00916.70
7.4.200.0020.00516.53
7.4.160.0090.00616.64
7.4.150.0070.01017.40
7.4.140.0130.00817.86
7.4.130.0160.00316.59
7.4.120.0110.00916.60
7.4.110.0070.01116.55
7.4.100.0060.01216.47
7.4.90.0030.01716.56
7.4.80.0120.00619.39
7.4.70.0110.00516.69
7.4.60.0130.00316.44
7.4.50.0090.00216.64
7.4.40.0000.01716.43
7.4.30.0030.01316.51
7.4.00.0030.01415.13
7.3.330.0030.00313.13
7.3.320.0020.00213.01
7.3.310.0040.00416.38
7.3.300.0030.00316.33
7.3.290.0070.00816.28
7.3.280.0100.00716.29
7.3.270.0090.00917.40
7.3.260.0140.00716.40
7.3.250.0100.01016.39
7.3.240.0070.00916.64
7.3.230.0090.01216.53
7.3.210.0100.00716.28
7.3.200.0130.00316.25
7.3.190.0130.00316.73
7.3.180.0090.00616.59
7.3.170.0060.01016.46
7.3.160.0100.00716.48
7.3.120.0040.00714.89
7.3.110.0030.01014.85
7.3.100.0090.00315.20
7.3.90.0090.00314.74
7.3.80.0040.00414.39
7.3.70.0000.01614.85
7.3.60.0120.00014.91
7.3.50.0030.00714.55
7.3.40.0100.00714.92
7.3.30.0040.00714.74
7.3.20.0100.00316.69
7.3.10.0000.01316.61
7.3.00.0100.00316.43
7.2.330.0090.00916.74
7.2.320.0120.00616.69
7.2.310.0070.01016.67
7.2.300.0120.00616.71
7.2.290.0090.00916.67
7.2.240.0000.01514.80
7.2.230.0030.01214.84
7.2.220.0030.01414.74
7.2.210.0100.00315.14
7.2.200.0070.00415.26
7.2.190.0040.01415.02
7.2.180.0090.00615.21
7.2.170.0030.01415.11
7.2.160.0040.01115.02
7.2.150.0070.00716.89
7.2.140.0040.00816.92
7.2.130.0100.00316.82
7.2.120.0110.00716.77
7.2.110.0040.00816.93
7.2.100.0060.00916.97
7.2.90.0070.00716.77
7.2.80.0050.00916.56
7.2.70.0060.00616.69
7.2.60.0080.00616.86
7.2.50.0040.01116.87
7.2.40.0030.01317.06
7.2.30.0000.01416.82
7.2.20.0110.00416.93
7.2.10.0000.01416.68
7.2.00.0030.01118.17
7.1.330.0030.00916.01
7.1.320.0060.00615.58
7.1.310.0030.01015.51
7.1.300.0060.01016.04
7.1.290.0000.01015.86
7.1.280.0040.00815.64
7.1.270.0080.00315.57
7.1.260.0080.00815.64
7.1.250.0080.00015.93
7.1.200.0000.01015.92
7.1.100.0000.01318.04
7.1.70.2000.01315.44
7.1.60.1500.01333.39
7.1.50.1630.01033.09
7.1.40.2200.02732.88
7.1.30.3400.02332.91
7.1.20.2470.02032.92
7.1.10.2170.01715.13
7.1.00.2730.01015.10
7.0.200.1800.00715.00
7.0.190.2470.01014.95
7.0.180.2570.01014.59
7.0.170.3870.01314.41
7.0.160.3930.01314.60
7.0.150.1930.02014.44
7.0.140.2430.01314.65
7.0.130.2570.01014.89
7.0.120.2100.02014.80
7.0.110.1700.01314.57
7.0.100.1770.00714.82
7.0.90.2400.01014.70
7.0.80.2300.00714.42
7.0.70.2430.01714.46
7.0.60.2630.02014.36
7.0.50.2870.01314.79
7.0.40.2570.00714.70
7.0.30.2330.01714.84
7.0.20.2230.01014.64
7.0.10.2370.01314.70
7.0.00.2870.01014.63

preferences:
35.14 ms | 401 KiB | 5 Q