3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = preg_match('asdf','asdf'); echo array_flip(get_defined_constants(true)['pcre'])[preg_last_error()];

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)
8.3.60.0090.00916.49
8.3.50.0120.00916.25
8.3.40.0110.00418.84
8.3.30.0100.00618.79
8.3.20.0060.00320.36
8.3.10.0000.00821.61
8.3.00.0030.00619.27
8.2.180.0040.01518.29
8.2.170.0070.00722.96
8.2.160.0060.00920.53
8.2.150.0030.01225.66
8.2.140.0040.00424.66
8.2.130.0080.00319.39
8.2.120.0040.00426.35
8.2.110.0030.00721.05
8.2.100.0070.00418.34
8.2.90.0050.00319.17
8.2.80.0090.00018.16
8.2.70.0040.00417.50
8.2.60.0040.00417.91
8.2.50.0040.00418.10
8.2.40.0080.00020.47
8.2.30.0050.00320.96
8.2.20.0040.00418.17
8.2.10.0040.00418.03
8.2.00.0050.00318.16
8.1.280.0120.00325.92
8.1.270.0000.00821.81
8.1.260.0050.00326.35
8.1.250.0020.00528.09
8.1.240.0030.00623.96
8.1.230.0030.00719.16
8.1.220.0000.00917.74
8.1.210.0030.00618.77
8.1.200.0000.01017.25
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0030.00518.46
8.1.160.0030.00319.06
8.1.150.0040.00420.61
8.1.140.0000.00719.54
8.1.130.0050.00518.87
8.1.120.0110.00017.44
8.1.110.0090.00017.45
8.1.100.0040.00417.45
8.1.90.0000.00817.46
8.1.80.0070.00017.30
8.1.70.0000.00717.37
8.1.60.0040.00417.60
8.1.50.0040.00417.40
8.1.40.0040.00417.35
8.1.30.0000.00817.63
8.1.20.0000.01117.63
8.1.10.0020.00517.62
8.1.00.0000.00817.43
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0030.00318.41
8.0.270.0030.00317.18
8.0.260.0030.00316.92
8.0.250.0000.00716.97
8.0.240.0030.00617.06
8.0.230.0050.00317.02
8.0.220.0040.00416.82
8.0.210.0030.00316.89
8.0.200.0040.00416.89
8.0.190.0040.00417.02
8.0.180.0090.00016.93
8.0.170.0070.00016.95
8.0.160.0000.00816.94
8.0.150.0030.00316.98
8.0.140.0000.00716.93
8.0.130.0060.00313.36
8.0.120.0040.00416.79
8.0.110.0000.00816.82
8.0.100.0060.00316.80
8.0.90.0040.00416.77
8.0.80.0110.00816.88
8.0.70.0050.00216.95
8.0.60.0040.00416.74
8.0.50.0090.00016.99
8.0.30.0100.01017.08
8.0.20.0080.01217.40
8.0.10.0000.00717.05
8.0.00.0100.00716.71
7.4.330.0020.00215.55
7.4.320.0030.00316.49
7.4.300.0080.00016.48
7.4.290.0030.00316.40
7.4.280.0000.00716.62
7.4.270.0070.00016.57
7.4.260.0050.00316.58
7.4.250.0040.00416.59
7.4.240.0030.00516.53
7.4.230.0030.00316.52
7.4.220.0060.01316.38
7.4.210.0090.01016.55
7.4.200.0040.00416.54
7.4.160.0110.00716.52
7.4.150.0060.01217.40
7.4.140.0080.01017.86
7.4.130.0100.00816.63
7.4.120.0080.01016.48
7.3.330.0000.00513.17
7.3.320.0050.00013.05
7.3.310.0030.00316.16
7.3.300.0000.00716.32
7.3.290.0000.00716.29
7.3.280.0100.00716.32
7.3.270.0100.00717.40
7.3.260.0090.00816.38
7.3.250.0080.01016.31
7.3.240.0080.00816.45
7.1.60.0420.01333.23

preferences:
39.46 ms | 400 KiB | 5 Q