3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_match('/^(([\d]{2})|(2[AB]))$/', "2A");

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)
8.3.60.0150.00618.43
8.3.50.0140.00318.20
8.3.40.0060.01018.96
8.3.30.0070.00718.84
8.3.20.0040.00421.76
8.3.10.0040.00423.55
8.3.00.0080.00023.71
8.2.180.0070.00718.55
8.2.170.0100.01022.96
8.2.160.0110.00420.23
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00020.89
8.2.120.0040.00426.35
8.2.110.0060.00319.24
8.2.100.0000.01118.03
8.2.90.0060.00319.35
8.2.80.0040.00418.20
8.2.70.0000.00817.91
8.2.60.0090.00017.75
8.2.50.0000.00718.22
8.2.40.0030.00620.64
8.2.30.0040.00420.61
8.2.20.0000.00718.14
8.2.10.0080.00017.97
8.2.00.0000.00717.88
8.1.280.0150.00025.92
8.1.270.0040.00422.17
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.01023.95
8.1.230.0040.00722.62
8.1.220.0090.00017.79
8.1.210.0000.01118.77
8.1.200.0050.00317.48
8.1.190.0050.00317.35
8.1.180.0000.00818.10
8.1.170.0060.00318.36
8.1.160.0000.00818.71
8.1.150.0080.00020.19
8.1.140.0040.00417.56
8.1.130.0030.00319.13
8.1.120.0000.00817.55
8.1.110.0030.00517.35
8.1.100.0050.00317.45
8.1.90.0000.00917.52
8.1.80.0000.00717.52
8.1.70.0000.00817.51
8.1.60.0050.00317.66
8.1.50.0030.00517.52
8.1.40.0000.00717.51
8.1.30.0040.00417.55
8.1.20.0030.00617.51
8.1.10.0000.00717.45
8.1.00.0030.00517.48
8.0.300.0030.00619.85
8.0.290.0040.00416.63
8.0.280.0070.00018.45
8.0.270.0000.00717.21
8.0.260.0070.00016.80
8.0.250.0060.00316.90
8.0.240.0040.00417.04
8.0.230.0030.00316.96
8.0.220.0000.00816.92
8.0.210.0070.00017.03
8.0.200.0070.00016.89
8.0.190.0050.00517.00
8.0.180.0000.00716.92
8.0.170.0000.00816.92
8.0.160.0030.00316.89
8.0.150.0030.00316.75
8.0.140.0030.00316.85
8.0.130.0000.00513.37
8.0.120.0040.00416.90
8.0.110.0000.00816.96
8.0.100.0070.00017.03
8.0.90.0020.00516.84
8.0.80.0060.00816.98
8.0.70.0040.00416.75
8.0.60.0040.00416.86
8.0.50.0040.00416.98
8.0.30.0090.01017.16
8.0.20.0110.00917.40
8.0.10.0000.00817.02
8.0.00.0140.00816.89
7.4.330.0060.00015.55
7.4.320.0040.00416.73
7.4.300.0030.00316.74
7.4.290.0000.00816.61
7.4.280.0020.00516.64
7.4.270.0030.00316.71
7.4.260.0060.00316.71
7.4.250.0000.00716.52
7.4.240.0030.00316.67
7.4.230.0050.00216.56
7.4.220.0040.00416.61
7.4.210.0080.00616.64
7.4.200.0030.00316.50
7.4.160.0090.00916.59
7.4.140.0100.00917.86
7.4.130.0090.01216.51
7.4.120.0090.00916.73
7.4.110.0130.00316.72
7.4.100.0090.01316.59
7.4.90.0100.00716.62
7.4.80.0090.01119.39
7.4.70.0120.01516.48
7.4.60.0100.00716.48
7.4.50.0040.01116.59
7.4.40.0080.00816.52
7.4.00.0000.01615.09
7.3.330.0050.00013.02
7.3.320.0050.00013.00
7.3.310.0070.00016.36
7.3.300.0080.00016.33
7.3.290.0050.01116.33
7.3.280.0080.01016.25
7.3.260.0110.00816.51
7.3.250.0120.00716.40
7.3.240.0060.01116.51
7.3.230.0030.01316.42
7.3.210.0140.00316.59
7.3.200.0150.00616.44
7.3.190.0030.01316.39
7.3.180.0030.01316.26
7.3.170.0130.00916.52
7.3.160.0080.00916.50
7.2.330.0090.00916.64
7.2.320.0100.01716.81
7.2.310.0080.00816.63
7.2.300.0160.00016.64
7.2.290.0090.01316.67
7.2.60.0040.00716.99
7.2.30.0100.01918.07
7.2.20.0160.01418.05
7.2.10.0140.01617.90
7.2.00.0150.01618.10
7.1.200.0060.00615.96
7.1.150.0120.01216.84
7.1.140.0160.01116.79
7.1.130.0150.01516.92
7.1.120.0140.01316.90
7.1.110.0170.01116.47
7.1.100.0200.01315.83
7.1.90.0120.01016.30
7.1.80.0110.01116.27
7.1.70.0120.01315.47
7.1.60.0360.01633.45
7.1.50.0810.01034.73
7.1.40.0320.01834.57
7.1.30.0260.01534.63
7.1.20.0300.01834.85
7.1.10.0080.01116.59
7.1.00.0100.01217.02

preferences:
45.28 ms | 401 KiB | 5 Q