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)
8.3.60.0040.01118.58
8.3.50.0140.00716.36
8.3.40.0060.01218.80
8.3.30.0060.00918.81
8.3.20.0080.00021.95
8.3.10.0060.00321.66
8.3.00.0040.00419.56
8.2.180.0120.00616.63
8.2.170.0040.01122.96
8.2.160.0030.01019.21
8.2.150.0150.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00419.36
8.2.110.0180.00421.00
8.2.100.0040.00717.91
8.2.90.0040.00418.09
8.2.80.0050.00317.97
8.2.70.0030.00517.63
8.2.60.0070.00417.80
8.2.50.0000.00718.10
8.2.40.0040.00420.47
8.2.30.0050.00319.01
8.2.20.0000.00717.85
8.2.10.0020.00517.88
8.2.00.0000.00717.81
8.1.280.0140.00325.92
8.1.270.0070.00023.83
8.1.260.0130.00626.35
8.1.250.0080.00028.09
8.1.240.0040.00423.83
8.1.230.0100.00020.89
8.1.220.0040.00417.74
8.1.210.0080.00020.19
8.1.200.0030.00617.23
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.00818.71
8.1.160.0030.00518.68
8.1.150.0040.00418.79
8.1.140.0000.00719.37
8.1.130.0000.00818.77
8.1.120.0050.00317.52
8.1.110.0000.00717.41
8.1.100.0030.00517.49
8.1.90.0030.00517.47
8.1.80.0080.00017.49
8.1.70.0070.00017.50
8.1.60.0000.00817.61
8.1.50.0050.00317.55
8.1.40.0060.00317.48
8.1.30.0000.00817.74
8.1.20.0060.00317.66
8.1.10.0040.00417.38
8.1.00.0040.00417.43
8.0.300.0070.00020.11
8.0.290.0040.00416.75
8.0.280.0030.00318.24
8.0.270.0000.00717.14
8.0.260.0030.00319.04
8.0.250.0000.00716.90
8.0.240.0030.00616.96
8.0.230.0000.00716.87
8.0.220.0000.00716.95
8.0.210.0030.00516.89
8.0.200.0040.00416.91
8.0.190.0040.00716.96
8.0.180.0000.00716.89
8.0.170.0070.00016.96
8.0.160.0030.00316.88
8.0.150.0030.00416.84
8.0.140.0030.00316.80
8.0.130.0060.00313.37
8.0.120.0000.00816.87
8.0.110.0040.00416.87
8.0.100.0060.00316.80
8.0.90.0050.00316.89
8.0.80.0130.00316.85
8.0.70.0070.00016.94
8.0.60.0040.00416.77
8.0.50.0030.00516.94
8.0.30.0130.00617.15
8.0.20.0120.00717.40
8.0.10.0000.00817.08
8.0.00.0110.00716.87
7.4.330.0000.00515.55
7.4.320.0060.00016.66
7.4.300.0030.00316.58
7.4.290.0000.00816.46
7.4.280.0040.00416.63
7.4.270.0070.00016.71
7.4.260.0040.00416.64
7.4.250.0040.00416.54
7.4.240.0000.00716.57
7.4.230.0000.00716.57
7.4.220.0000.01916.57
7.4.210.0030.01016.70
7.4.200.0070.00016.60
7.4.160.0050.01216.50
7.4.150.0140.00417.40
7.4.140.0090.00917.86
7.4.130.0080.01616.59
7.4.120.0110.00616.49
7.4.110.0070.01416.45
7.4.100.0110.00716.52
7.4.90.0110.00716.72
7.4.80.0060.01119.39
7.4.70.0000.01516.82
7.4.60.0070.01016.35
7.4.50.0660.00713.65
7.4.40.0070.01016.34
7.4.30.0060.00916.37
7.4.00.0050.01214.98
7.3.330.0050.00013.19
7.3.320.0050.00013.10
7.3.310.0000.00716.11
7.3.300.0070.00016.29
7.3.290.0050.01116.29
7.3.280.0060.01216.27
7.3.270.0090.00917.40
7.3.260.0150.00616.30
7.3.250.0060.01216.27
7.3.240.0120.00516.30
7.3.230.0090.00916.49
7.3.210.0070.01016.56
7.3.200.0120.00816.52
7.3.190.0060.00916.35
7.3.180.0030.01316.49
7.3.170.0060.01116.42
7.3.160.0080.00816.42
7.3.120.0070.01015.14
7.3.110.0130.00014.93
7.3.100.0030.00614.66
7.3.90.0090.00914.95
7.3.80.0030.00914.71
7.3.70.0000.01614.93
7.3.60.0090.00314.86
7.3.50.0040.00814.68
7.3.40.0080.00814.81
7.3.30.0030.01014.95
7.3.20.0030.01016.68
7.3.10.0070.00416.62
7.3.00.0030.00916.67
7.2.330.0060.01216.55
7.2.320.0090.01316.54
7.2.310.0030.01316.43
7.2.300.0140.00916.52
7.2.290.0110.00616.54
7.2.250.0090.00914.91
7.2.240.0090.00914.96
7.2.230.0100.00614.88
7.2.220.0030.01314.84
7.2.210.0120.00614.64
7.2.200.0080.00414.68
7.2.190.0030.01014.85
7.2.180.0070.01014.94
7.2.170.0070.00714.79
7.1.330.0060.00915.93
7.1.320.0000.01415.61
7.1.310.0070.00716.02
7.1.300.0040.01115.63
7.1.290.0070.01015.68
7.1.280.0130.00315.64
7.1.270.0080.00315.86
7.1.260.0040.01115.63
7.1.70.0000.00917.14
7.1.60.0090.00617.43
7.1.50.0470.01332.56
7.1.40.0500.01332.68
7.1.30.0670.01032.68
7.1.20.0430.01332.68
7.1.10.0270.01314.67
7.1.00.0370.00715.04
7.0.200.0040.01216.40
7.0.190.0370.00714.93
7.0.180.0300.00714.52
7.0.170.0570.01014.29
7.0.160.0470.00314.53
7.0.150.0470.00714.30
7.0.140.0330.01014.45
7.0.130.0430.01014.56
7.0.120.0170.00314.77
7.0.110.0430.00714.51
7.0.100.0370.00714.35
7.0.90.0700.00714.46
7.0.80.0400.00714.59
7.0.70.0400.00714.43
7.0.60.0470.00014.05
7.0.50.0400.00714.48
7.0.40.0370.01014.64
7.0.30.0430.01314.81
7.0.20.0530.01314.46
7.0.10.0370.01014.34
7.0.00.0530.00714.49

preferences:
66.51 ms | 400 KiB | 5 Q