3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/^[a-zA-Z]{2}$/i', 'RU')); var_dump(preg_match('/[a-z]{2}/i', 'eu'));

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)
8.3.60.0090.00618.52
8.3.50.0140.00716.62
8.3.40.0030.01418.79
8.3.30.0040.01118.66
8.3.20.0040.00421.91
8.3.10.0030.00623.46
8.3.00.0060.00319.66
8.2.180.0000.01716.63
8.2.170.0100.00322.96
8.2.160.0100.00318.93
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00720.52
8.2.120.0030.00626.35
8.2.110.0060.00320.48
8.2.100.0080.00417.81
8.2.90.0000.00819.00
8.2.80.0030.00617.97
8.2.70.0080.00017.47
8.2.60.0060.00317.68
8.2.50.0090.00018.10
8.2.40.0000.00720.60
8.2.30.0080.00019.05
8.2.20.0070.00017.80
8.2.10.0000.00717.82
8.2.00.0040.00417.86
8.1.280.0200.00825.92
8.1.270.0040.00423.97
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.18
8.1.230.0070.00419.09
8.1.220.0090.00017.74
8.1.210.0050.00318.77
8.1.200.0040.00417.35
8.1.190.0040.00417.13
8.1.180.0040.00418.10
8.1.170.0050.00418.71
8.1.160.0080.00018.72
8.1.150.0040.00418.84
8.1.140.0040.00419.46
8.1.130.0040.00418.77
8.1.120.0030.00517.49
8.1.110.0040.00417.48
8.1.100.0050.00317.54
8.1.90.0000.00817.35
8.1.80.0030.00617.38
8.1.70.0000.00717.36
8.1.60.0030.00617.64
8.1.50.0060.00317.59
8.1.40.0000.00817.56
8.1.30.0080.00017.63
8.1.20.0020.00517.62
8.1.10.0040.00417.43
8.1.00.0000.00717.48
8.0.300.0030.00320.08
8.0.290.0050.00216.63
8.0.280.0000.00718.25
8.0.270.0000.00717.01
8.0.260.0000.00619.07
8.0.250.0030.00516.94
8.0.240.0030.00516.93
8.0.230.0000.00816.97
8.0.220.0040.00416.85
8.0.210.0000.00716.94
8.0.200.0040.00416.85
8.0.190.0100.00016.88
8.0.180.0070.00016.96
8.0.170.0040.00417.00
8.0.160.0000.00816.98
8.0.150.0000.00716.91
8.0.140.0070.00016.82
8.0.130.0000.00513.32
8.0.120.0000.00716.87
8.0.110.0000.00716.78
8.0.100.0000.00916.77
8.0.90.0070.00016.89
8.0.80.0040.01116.89
8.0.70.0000.00716.84
8.0.60.0000.00716.77
8.0.50.0040.00416.88
8.0.30.0080.00917.07
8.0.20.0170.00717.40
8.0.10.0050.00316.91
8.0.00.0030.01516.52
7.4.330.0020.00215.55
7.4.320.0030.00316.51
7.4.300.0060.00016.62
7.4.290.0040.00416.46
7.4.280.0040.00416.55
7.4.270.0070.00016.56
7.4.260.0030.00316.66
7.4.250.0070.00016.46
7.4.240.0000.00716.65
7.4.230.0050.00216.47
7.4.220.0040.01516.76
7.4.210.0070.00716.66
7.4.200.0030.00316.41
7.4.160.0090.00916.60
7.4.150.0090.00917.40
7.4.140.0130.00917.86
7.4.130.0140.01116.45
7.4.120.0130.00816.55
7.4.110.0110.00616.45
7.4.100.0190.00316.40
7.4.90.0070.01116.51
7.4.80.0100.00619.39
7.4.70.0110.00416.48
7.4.60.0100.00716.57
7.4.50.0600.01013.65
7.4.40.0080.00816.49
7.4.30.0110.00616.62
7.4.00.0070.00715.05
7.3.330.0050.00013.02
7.3.320.0050.00013.02
7.3.310.0030.00316.20
7.3.300.0030.00316.27
7.3.290.0090.00516.28
7.3.280.0090.00916.27
7.3.270.0030.01317.40
7.3.260.0090.01216.41
7.3.250.0120.00616.25
7.3.240.0140.00616.45
7.3.230.0140.00716.31
7.3.210.0160.00316.64
7.3.200.0000.01616.25
7.3.190.0100.00716.22
7.3.180.0070.01316.13
7.3.170.0150.00316.39
7.3.160.0030.01316.53
7.3.10.0090.00316.45
7.3.00.0060.00916.52
7.2.330.0060.01216.62
7.2.320.0060.01216.59
7.2.310.0030.01416.56
7.2.300.0100.01016.49
7.2.290.0100.00716.46
7.2.130.0140.00316.50
7.2.120.0000.01516.76
7.2.110.0060.00916.76
7.2.100.0130.00816.77
7.2.90.0040.01316.54
7.2.80.0030.01116.36
7.2.70.0080.00816.79
7.2.60.0080.00816.60
7.2.50.0140.00316.74
7.2.40.0040.00916.96
7.2.30.0110.00816.81
7.2.20.0070.00516.60
7.2.10.0030.01016.65
7.2.00.0030.00918.17
7.1.250.0030.00615.51
7.1.200.0040.01115.76
7.1.100.0000.01218.38
7.1.70.0050.00517.11
7.1.60.0000.01017.26
7.1.50.1030.01732.85
7.1.40.0530.00732.56
7.1.30.0570.01332.88
7.1.20.0470.01332.89
7.1.10.0300.01014.75
7.1.00.0270.01014.81
7.0.200.0060.00616.68
7.0.190.0800.00714.69
7.0.180.0400.00714.37
7.0.170.0430.01314.39
7.0.160.0400.01014.55
7.0.150.0370.01314.09
7.0.140.0270.01014.45
7.0.130.0200.01314.60
7.0.120.0300.00314.55
7.0.110.0370.01014.48
7.0.100.0300.00714.44
7.0.90.0270.01014.61
7.0.80.0270.00714.48
7.0.70.0570.01014.34
7.0.60.0230.01014.26
7.0.50.0230.01014.52
7.0.40.0230.01314.81
7.0.30.0230.01014.52
7.0.20.0170.01314.48
7.0.10.0230.01014.58
7.0.00.0200.01314.46

preferences:
57.15 ms | 401 KiB | 5 Q