3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_match('#[a-z][a-z-]{1,63}#i', '..test');

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)
8.3.60.0090.00918.56
8.3.50.0070.01018.37
8.3.40.0040.01119.01
8.3.30.0110.00318.92
8.3.20.0190.00019.24
8.3.10.0060.00323.60
8.3.00.0080.00020.61
8.2.180.0140.00718.21
8.2.170.0090.00622.96
8.2.160.0130.00020.41
8.2.150.0060.00325.66
8.2.140.0060.00324.66
8.2.130.0080.00017.97
8.2.120.0040.00426.35
8.2.110.0070.00321.18
8.2.100.0040.00817.49
8.2.90.0100.00317.63
8.2.80.0060.00317.97
8.2.70.0040.00417.91
8.2.60.0030.00517.95
8.2.50.0000.00818.10
8.2.40.0030.00519.30
8.2.30.0000.00719.31
8.2.20.0000.00718.08
8.2.10.0070.00017.92
8.2.00.0040.00417.66
8.1.280.0070.00725.92
8.1.270.0080.00020.48
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00622.27
8.1.230.0110.00022.11
8.1.220.0030.00617.74
8.1.210.0030.00618.77
8.1.200.0030.00617.23
8.1.190.0030.00617.11
8.1.180.0080.00018.10
8.1.170.0030.00518.77
8.1.160.0040.00418.67
8.1.150.0080.00018.73
8.1.140.0030.00522.20
8.1.130.0030.00321.96
8.1.120.0000.00717.50
8.1.110.0040.00417.46
8.1.100.0040.00417.35
8.1.90.0070.00017.35
8.1.80.0030.00617.48
8.1.70.0000.00717.35
8.1.60.0000.00817.62
8.1.50.0040.00417.48
8.1.40.0000.00817.52
8.1.30.0040.00417.65
8.1.20.0060.00317.66
8.1.10.0040.00417.55
8.1.00.0040.00417.44
8.0.300.0000.00718.77
8.0.290.0030.00516.88
8.0.280.0070.00018.41
8.0.270.0030.00317.11
8.0.260.0000.00618.27
8.0.250.0030.00316.92
8.0.240.0040.00416.99
8.0.230.0000.00716.84
8.0.220.0030.00516.85
8.0.210.0030.00616.78
8.0.200.0030.00316.95
8.0.190.0050.00316.87
8.0.180.0040.00416.95
8.0.170.0060.00316.84
8.0.160.0030.00516.93
8.0.150.0000.00716.85
8.0.140.0050.00216.73
8.0.130.0000.00613.31
8.0.120.0040.00416.93
8.0.110.0070.00016.79
8.0.100.0040.00416.96
8.0.90.0040.00416.91
8.0.80.0060.01016.85
8.0.70.0070.00016.89
8.0.60.0000.00716.83
8.0.50.0000.00817.00
8.0.30.0070.00716.95
8.0.20.0090.01317.40
8.0.10.0050.00217.06
8.0.00.0130.00916.74
7.4.330.0040.00415.55
7.4.320.0030.00316.68
7.4.300.0000.00716.49
7.4.290.0030.00316.55
7.4.280.0170.00616.62
7.4.270.0020.00416.63
7.4.260.0000.00716.52
7.4.250.0040.00416.63
7.4.240.0040.00416.68
7.4.230.0070.00016.55
7.4.220.0000.00716.76
7.4.210.0090.00916.59
7.4.200.0030.00316.53
7.4.160.0080.01216.56
7.4.140.0120.00817.86
7.4.130.0100.00716.55
7.4.120.0110.00616.56
7.4.110.0130.00516.54
7.4.100.0080.00916.75
7.4.90.0100.00616.68
7.4.80.0070.01119.39
7.4.70.0120.00316.38
7.4.60.0090.00616.64
7.4.50.0070.01116.34
7.4.40.0000.01716.47
7.4.00.0060.01015.27
7.3.330.0050.00013.10
7.3.320.0050.00013.19
7.3.310.0000.00916.31
7.3.300.0030.00316.25
7.3.290.0070.00016.26
7.3.280.0080.00916.27
7.3.260.0090.00816.50
7.3.240.0090.00716.40
7.3.230.0080.00816.31
7.3.210.0130.00316.37
7.3.200.0130.00316.25
7.3.190.0150.00616.61
7.3.180.0100.01016.58
7.3.170.0100.01116.28
7.3.160.0190.00316.33
7.3.120.0000.01514.56
7.3.110.0030.01015.25
7.3.100.0030.01414.80
7.3.90.0130.00314.91
7.3.80.0000.01515.05
7.3.70.0090.00614.93
7.3.60.0030.00714.88
7.3.50.0060.00614.95
7.3.40.0100.00614.93
7.3.30.0030.00614.96
7.3.20.0040.00916.76
7.3.10.0100.00316.41
7.3.00.0070.01116.48
7.2.330.0110.00516.71
7.2.320.0150.00316.72
7.2.310.0150.00616.56
7.2.300.0110.00616.57
7.2.290.0120.00916.61
7.2.240.0000.01115.05
7.2.230.0030.01615.07
7.2.220.0050.00514.93
7.2.210.0090.00614.83
7.2.200.0060.00915.20
7.2.190.0060.00915.06
7.2.180.0060.00914.77
7.2.170.0000.01515.13
7.2.160.0070.00714.70
7.2.150.0120.00316.92
7.2.140.0070.00716.75
7.2.130.0080.00816.88
7.2.120.0000.01416.88
7.2.110.0320.00915.89
7.2.100.0190.00715.92
7.2.90.0200.00816.12
7.2.80.0230.00515.73
7.2.70.0200.00816.08
7.2.60.0260.00715.84
7.2.50.0220.00916.10
7.2.40.0240.00815.94
7.2.30.0220.00915.95
7.2.20.0250.00515.82
7.2.10.0310.00815.95
7.2.00.0300.00715.99
7.1.330.0140.00015.61
7.1.320.0030.01015.95
7.1.310.0030.01016.06
7.1.300.0070.00715.58
7.1.290.0050.00515.99
7.1.280.0000.01215.47
7.1.270.0040.01115.91
7.1.260.0000.01415.65
7.1.250.0040.01215.76
7.1.230.0510.01014.00
7.1.220.0630.00613.75
7.1.210.0310.00913.85
7.1.200.0330.00713.86
7.1.190.0450.01013.91
7.1.180.0440.00014.02
7.1.170.0380.01013.92
7.1.160.0460.00313.87
7.1.150.0530.01013.91
7.1.140.0340.00713.93
7.1.130.0370.00713.64
7.1.120.0500.01013.63
7.1.110.0470.00014.05
7.1.100.0440.00313.95
7.1.90.0420.00614.04
7.1.80.0430.00613.96
7.1.70.0530.00713.86
7.1.60.0600.01031.64
7.1.50.1800.00631.96
7.1.40.0980.01031.93
7.1.30.1130.01731.89
7.1.20.0800.01332.04
7.1.10.0620.01213.72
7.1.00.0540.00314.02
5.6.380.0090.00314.46

preferences:
54.01 ms | 400 KiB | 5 Q