3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('/(^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}(,{1}[\w-\.]+@([\w-]+\.)+[\w-]{2,4})*$)|^$/', "foo");

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)
8.3.40.0060.00918.81
8.3.30.0040.01118.54
8.3.20.0080.00024.18
8.3.10.0090.00024.66
8.3.00.0040.00426.16
8.2.170.0070.00718.79
8.2.160.0030.01322.96
8.2.150.0050.00225.66
8.2.140.0070.00024.66
8.2.130.0000.00726.16
8.2.120.0070.00419.08
8.2.110.0030.00721.12
8.2.100.0080.00417.78
8.2.90.0040.00417.97
8.2.80.0030.00518.53
8.2.70.0040.00417.50
8.2.60.0040.00417.91
8.2.50.0030.00618.07
8.2.40.0000.00817.91
8.2.30.0000.00717.55
8.2.20.0030.00320.64
8.2.10.0020.00517.45
8.2.00.0040.00419.12
8.1.270.0050.00323.85
8.1.260.0040.00426.35
8.1.250.0140.00328.09
8.1.240.0160.00621.15
8.1.230.0000.01117.64
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0000.00917.00
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0040.00418.66
8.1.160.0030.00518.68
8.1.150.0040.00418.42
8.1.140.0040.00417.33
8.1.130.0000.00718.82
8.1.120.0080.00017.33
8.1.110.0040.00417.26
8.1.100.0030.00317.28
8.1.90.0000.00717.33
8.1.80.0000.00817.28
8.1.70.0040.00417.32
8.1.60.0030.00617.52
8.1.50.0040.00417.28
8.1.40.0040.00417.43
8.1.30.0030.00517.42
8.1.20.0040.00417.55
8.1.10.0000.00717.29
8.1.00.0200.00317.21
8.0.300.0080.00018.77
8.0.290.0040.00416.63
8.0.280.0000.01018.27
8.0.270.0000.00716.68
8.0.260.0030.00318.36
8.0.250.0000.00716.90
8.0.240.0030.00516.89
8.0.230.0000.00816.88
8.0.220.0030.00316.69
8.0.210.0040.00416.86
8.0.200.0030.00316.73
8.0.190.0000.00816.90
8.0.180.0050.00216.75
8.0.170.0060.00316.75
8.0.160.0030.00516.70
8.0.150.0070.00016.65
8.0.140.0040.00416.80
8.0.130.0070.00416.77
8.0.120.0180.00016.70
8.0.110.0090.00916.80
8.0.100.0000.01716.79
8.0.90.0070.00716.70
8.0.80.0060.00716.82
8.0.70.0190.00016.80
8.0.60.0160.00416.80
8.0.50.0140.00616.71
8.0.30.0150.00516.64
8.0.20.0190.00016.80
8.0.10.0130.00316.79
8.0.00.0030.00716.83
7.4.330.0060.00016.71
7.4.320.0000.00716.44
7.4.300.0070.00016.54
7.4.290.0040.00416.25
7.4.280.0040.00416.52
7.4.270.0030.00516.46
7.4.260.0030.00816.46
7.4.250.0090.00616.32
7.4.240.0100.00316.37
7.4.230.0000.01416.37
7.4.220.0180.00016.35
7.4.210.0150.00316.43
7.4.200.0120.00616.54
7.4.190.0160.00016.54
7.4.180.0130.00016.57
7.4.160.0110.00416.50
7.4.150.0120.00416.40
7.4.140.0120.00316.34
7.4.130.0110.00516.29
7.4.120.0090.00616.21
7.4.110.0140.00316.26
7.4.100.0090.00616.43
7.4.90.0130.00416.39
7.4.80.0130.00616.31
7.4.70.0080.00916.16
7.4.60.0100.00516.23
7.4.50.0050.01016.28
7.4.40.0120.00316.26
7.4.30.0040.01116.41
7.4.20.0080.00516.32
7.4.10.0120.00616.37
7.4.00.0060.01216.37
7.3.330.0220.00016.04
7.3.320.0100.00016.11
7.3.310.0110.00016.17
7.3.300.0110.00016.12
7.3.290.0100.00016.33
7.3.280.0030.00816.21
7.3.270.0070.00716.13
7.3.260.0080.00416.20
7.3.250.0070.00716.21
7.3.240.0110.00516.28
7.3.230.0160.00316.05
7.3.220.0120.00916.19
7.3.210.0090.00716.16
7.3.200.0130.00016.16
7.3.190.0080.00416.00
7.3.180.0050.00515.99
7.3.170.0080.00416.21
7.3.160.0060.00516.03
7.3.150.0080.00416.03
7.3.140.0040.00716.13
7.3.130.0040.00716.08

preferences:
55.46 ms | 400 KiB | 5 Q