3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/^[a-z_]{4,27}$/', 'abcde'));

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)
8.3.40.0170.00318.97
8.3.30.0040.01118.80
8.3.20.0050.00320.21
8.3.10.0050.00321.73
8.3.00.0000.00819.66
8.2.170.0100.00322.96
8.2.160.0070.00720.32
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0050.00221.18
8.2.120.0040.00426.35
8.2.110.0080.00322.16
8.2.100.0000.01117.91
8.2.90.0000.00919.02
8.2.80.0040.00417.97
8.2.70.0000.01017.50
8.2.60.0040.00417.91
8.2.50.0060.00318.10
8.2.40.0040.00420.55
8.2.30.0040.00419.11
8.2.20.0040.00417.97
8.2.10.0040.00417.95
8.2.00.0070.00017.83
8.1.270.0080.00023.96
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00323.95
8.1.230.0080.00417.71
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.01017.35
8.1.190.0000.00817.23
8.1.180.0000.00718.10
8.1.170.0080.00018.66
8.1.160.0070.00019.07
8.1.150.0040.00420.51
8.1.140.0040.00419.38
8.1.130.0040.00818.84
8.1.120.0000.00717.48
8.1.110.0050.00317.43
8.1.100.0040.00417.39
8.1.90.0040.00417.53
8.1.80.0100.00017.48
8.1.70.0040.00417.47
8.1.60.0040.00417.55
8.1.50.0050.00317.46
8.1.40.0000.00717.54
8.1.30.0040.00417.63
8.1.20.0080.00017.50
8.1.10.0050.00217.58
8.1.00.0050.00317.52
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.34
8.0.270.0040.00417.05
8.0.260.0000.00716.83
8.0.250.0030.00317.04
8.0.240.0000.00716.85
8.0.230.0000.00717.03
8.0.220.0030.00316.89
8.0.210.0000.00816.93
8.0.200.0030.00316.98
8.0.190.0070.00016.99
8.0.180.0030.00716.96
8.0.170.0070.00016.82
8.0.160.0000.00716.80
8.0.150.0030.00516.86
8.0.140.0000.00816.85
8.0.130.0000.00513.30
8.0.120.0080.00016.84
8.0.110.0050.00316.76
8.0.100.0040.00416.74
8.0.90.0000.00716.83
8.0.80.0100.00716.84
8.0.70.0080.00016.92
8.0.60.0040.00416.80
8.0.50.0070.00017.02
8.0.30.0080.00817.24
8.0.20.0120.00817.40
8.0.10.0040.00417.05
8.0.00.0120.00616.75
7.4.330.0020.00215.55
7.4.320.0040.00416.65
7.4.300.0060.00016.67
7.4.290.0040.00416.67
7.4.280.0040.00416.57
7.4.270.0030.00316.58
7.4.260.0050.00013.40
7.4.250.0070.00016.69
7.4.240.0030.00316.61
7.4.230.0000.00716.69
7.4.220.0070.01916.57
7.4.210.0100.00816.58
7.4.200.0070.00016.43
7.4.160.0030.01216.57
7.4.150.0160.00317.40
7.4.140.0090.01017.86
7.4.130.0100.00716.54
7.4.120.0140.00816.53
7.4.110.0100.00716.50
7.4.100.0120.00616.63
7.4.90.0140.00316.59
7.4.80.0130.00819.39
7.4.70.0090.00716.64
7.4.60.0100.00716.52
7.4.50.0110.00716.46
7.4.40.0040.01216.55
7.4.30.0130.00316.62
7.4.00.0030.01414.89
7.3.330.0000.00513.20
7.3.320.0000.00513.02
7.3.310.0000.00716.35
7.3.300.0030.00316.33
7.3.290.0000.00716.31
7.3.280.0100.00716.27
7.3.270.0100.00717.40
7.3.260.0090.00816.43
7.3.250.0090.01116.39
7.3.240.0110.00616.52
7.3.230.0090.00916.47
7.3.210.0080.00816.46
7.3.200.0110.00516.45
7.3.190.0070.01016.52
7.3.180.0060.01016.49
7.3.170.0160.00616.34
7.3.160.0090.00616.58
7.2.330.0120.00616.50
7.2.320.0060.01016.68
7.2.310.0140.00316.57
7.2.300.0090.01316.52
7.2.290.0100.00716.51
7.2.60.0070.00717.00
7.2.00.0060.00919.03
7.1.200.0060.00315.71
7.1.100.0000.01318.00
7.1.70.0040.00717.02
7.1.60.0130.01335.36
7.1.50.0160.00934.73
7.1.40.0190.01334.64
7.1.30.0120.01234.34
7.1.20.0210.00434.82
7.1.10.0000.01416.71
7.1.00.0080.00416.74
7.0.200.0060.00616.71
7.0.190.0100.00316.82
7.0.180.0060.00616.31
7.0.170.0060.00616.38
7.0.160.0000.01316.45
7.0.150.0060.00616.23
7.0.140.0080.00416.30
7.0.130.0030.00916.50
7.0.120.0040.00816.30
7.0.110.0000.01216.38
7.0.100.0030.00916.44
7.0.90.0000.01216.30
7.0.80.0100.00316.34
7.0.70.0050.00516.55
7.0.60.0040.00716.35
7.0.50.0000.01316.34
7.0.40.0030.00916.52
7.0.30.0090.00316.46
7.0.20.0030.00716.65
7.0.10.0100.00016.38
7.0.00.0080.00316.37

preferences:
73.86 ms | 400 KiB | 5 Q