3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('~[Aa]{2}~', '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)
8.5.10.0100.00618.49
8.5.00.0130.00920.00
8.4.160.0080.01223.95
8.4.150.0020.00014.05
8.4.140.0110.01117.62
8.4.130.0120.00818.04
8.4.120.0120.00920.59
8.4.110.0040.00422.31
8.4.100.0140.00817.59
8.4.90.0100.01118.52
8.4.80.0110.00417.91
8.4.70.0090.01017.98
8.4.60.0050.00519.05
8.4.50.0120.01019.75
8.4.40.0100.01017.91
8.4.30.0100.01020.24
8.4.20.0040.00419.96
8.4.10.0130.00619.43
8.3.280.0140.00718.59
8.3.270.0150.00716.59
8.3.260.0110.00816.88
8.3.250.0110.00618.90
8.3.240.0110.00816.77
8.3.230.0090.01116.62
8.3.220.0060.00216.96
8.3.210.0120.00716.88
8.3.200.0060.00316.62
8.3.190.0140.00617.06
8.3.180.0050.00316.73
8.3.170.0030.00618.86
8.3.160.0000.01818.62
8.3.150.0140.00318.95
8.3.140.0000.00816.92
8.3.130.0040.00418.64
8.3.120.0080.00019.04
8.3.110.0120.00620.94
8.3.100.0080.00024.06
8.3.90.0080.00026.77
8.3.80.0030.00618.51
8.3.70.0120.00316.88
8.3.60.0190.00416.63
8.3.50.0080.01220.21
8.3.40.0060.00920.17
8.3.30.0070.01118.75
8.3.20.0100.00724.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.290.0100.00820.15
8.2.280.0040.00418.45
8.2.270.0070.01117.23
8.2.260.0100.00016.77
8.2.250.0070.00716.77
8.2.240.0030.00617.09
8.2.230.0000.00722.58
8.2.220.0080.00037.54
8.2.210.0120.00626.77
8.2.200.0060.00318.41
8.2.190.0070.00716.58
8.2.180.0190.00325.92
8.2.170.0070.00718.84
8.2.160.0070.00722.96
8.2.150.0060.00325.66
8.2.140.0180.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.76
8.2.110.0090.00022.29
8.2.100.0080.00317.91
8.2.90.0040.00419.27
8.2.80.0030.00617.97
8.2.70.0030.00517.49
8.2.60.0060.00317.91
8.2.50.0030.00618.07
8.2.40.0030.00618.03
8.2.30.0050.00317.99
8.2.20.0040.00420.46
8.2.10.0050.00217.62
8.2.00.0050.00219.26
8.1.330.0110.00722.04
8.1.320.0120.00716.15
8.1.310.0060.00316.69
8.1.300.0070.01118.33
8.1.290.0030.00630.84
8.1.280.0030.01425.92
8.1.270.0030.00523.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00022.34
8.1.230.0090.00317.76
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0040.00417.36
8.1.190.0090.00017.23
8.1.180.0080.00018.10
8.1.170.0050.00318.60
8.1.160.0040.00418.79
8.1.150.0040.00418.79
8.1.140.0040.00417.54
8.1.130.0000.00718.85
8.1.120.0040.00417.41
8.1.110.0070.00017.41
8.1.100.0000.00717.48
8.1.90.0000.00717.46
8.1.80.0000.01017.48
8.1.70.0000.00717.48
8.1.60.0060.00317.66
8.1.50.0050.00317.50
8.1.40.0120.00017.61
8.1.30.0000.01117.64
8.1.20.0160.00717.67
8.1.10.0200.00317.55
8.1.00.0160.00317.35
8.0.300.0000.00920.09
8.0.290.0040.00416.63
8.0.280.0030.00620.13
8.0.270.0040.00419.73
8.0.260.0000.00618.21
8.0.250.0080.00016.99
8.0.240.0030.00317.02
8.0.230.0030.00316.98
8.0.220.0000.00716.84
8.0.210.0030.00316.96
8.0.200.0050.00316.99
8.0.190.0030.00916.87
8.0.180.0000.00816.85
8.0.170.0060.00316.82
8.0.160.0000.00816.95
8.0.150.0000.01016.75
8.0.140.0130.00516.70
8.0.130.0110.00616.87
8.0.120.0110.00617.00
8.0.110.0120.00416.86
8.0.100.0160.00016.89
8.0.90.0090.00916.88
8.0.80.0060.01016.79
8.0.70.0190.00016.83
8.0.60.0210.00016.86
8.0.50.0080.01216.78
8.0.30.0170.00316.96
8.0.20.0130.00716.96
8.0.10.0130.00916.94
7.4.330.0000.00515.55
7.4.320.0030.00316.54
7.4.300.0030.00316.72
7.4.290.0030.00316.64
7.4.280.0040.00416.65
7.4.270.0210.00316.55
7.4.260.0230.00016.64
7.4.250.0180.00516.63
7.4.240.0170.00716.74
7.4.230.0220.00016.55
7.4.220.0220.00016.59
7.4.210.0170.00316.71
7.4.200.0140.00716.71
7.4.190.0170.00316.71
7.4.180.0170.00316.61
7.4.160.0140.00416.48
7.4.150.0170.00016.50
7.4.140.0110.00016.53
7.4.130.0070.00716.50
7.4.120.0120.00516.53
7.4.110.0140.00716.39
7.4.100.0180.00016.56
7.4.90.0100.00316.43
7.4.80.0100.00716.58
7.4.70.0180.00016.64
7.4.60.0070.00716.52
7.4.50.0140.00016.57
7.4.40.0160.00316.53
7.4.30.0150.00516.64
7.4.20.0150.00416.46
7.4.10.0170.00316.50
7.4.00.0120.00616.50

preferences:
44.51 ms | 403 KiB | 5 Q