3v4l.org

run code in 300+ PHP versions simultaneously
<?php $re = '/(?<=\w)(?=(?:\w\w)+$)/m'; $str = '121510'; preg_match_all($re, $str, $matches, PREG_SET_ORDER, 3); // Print the entire match result var_dump($matches);

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)
8.3.40.0070.00718.75
8.3.30.0160.00018.76
8.3.20.0080.00018.90
8.3.10.0000.00823.53
8.3.00.0070.00020.85
8.2.170.0120.00322.96
8.2.160.0110.00419.32
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.01017.91
8.2.120.0000.00826.35
8.2.110.0030.00722.40
8.2.100.0040.00817.84
8.2.90.0030.00617.75
8.2.80.0000.00817.97
8.2.70.0040.00417.80
8.2.60.0040.00417.97
8.2.50.0040.00418.10
8.2.40.0000.00719.38
8.2.30.0070.00019.31
8.2.20.0070.00018.13
8.2.10.0000.00717.88
8.2.00.0070.00317.80
8.1.270.0060.00318.75
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0040.00423.97
8.1.230.0120.00017.83
8.1.220.0060.00317.74
8.1.210.0060.00518.77
8.1.200.0030.00617.47
8.1.190.0030.00517.22
8.1.180.0000.00818.10
8.1.170.0030.00518.71
8.1.160.0040.00418.84
8.1.150.0040.00418.77
8.1.140.0030.00522.21
8.1.130.0000.00720.09
8.1.120.0030.00317.49
8.1.110.0000.00717.50
8.1.100.0040.00417.52
8.1.90.0060.00317.50
8.1.80.0040.00417.54
8.1.70.0080.00317.53
8.1.60.0080.00017.68
8.1.50.0030.00617.64
8.1.40.0040.00417.61
8.1.30.0000.00817.68
8.1.20.0030.00517.67
8.1.10.0040.00417.59
8.1.00.0040.00417.63
8.0.300.0000.00918.77
8.0.290.0030.00616.88
8.0.280.0070.00018.39
8.0.270.0000.00917.27
8.0.260.0060.00320.11
8.0.250.0050.00517.06
8.0.240.0000.00717.11
8.0.230.0000.00717.11
8.0.220.0060.00017.09
8.0.210.0030.00316.92
8.0.200.0050.00217.05
8.0.190.0040.00416.92
8.0.180.0050.00317.02
8.0.170.0060.00316.97
8.0.160.0060.00317.02
8.0.150.0000.00716.98
8.0.140.0000.00716.93
8.0.130.0000.00513.41
8.0.120.0040.00416.99
8.0.110.0000.00817.01
8.0.100.0040.00416.92
8.0.90.0050.00216.86
8.0.80.0080.01117.05
8.0.70.0000.00717.05
8.0.60.0000.00817.02
8.0.50.0040.00417.03
8.0.30.0110.00817.36
8.0.20.0090.01117.40
8.0.10.0070.00017.06
8.0.00.0080.01016.78
7.4.330.0030.00315.55
7.4.320.0000.00716.55
7.4.300.0040.00416.63
7.4.290.0000.00716.67
7.4.280.0030.00516.48
7.4.270.0000.00916.71
7.4.260.0080.00016.63
7.4.250.0030.00516.68
7.4.240.0000.00716.55
7.4.230.0020.00516.81
7.4.220.0000.00816.63
7.4.210.0100.00616.68
7.4.200.0060.00316.74
7.4.160.0090.00716.52
7.4.140.0100.00917.86
7.4.130.0090.00916.72
7.4.120.0110.00816.67
7.4.110.0130.01016.60
7.4.100.0060.01116.51
7.4.90.0070.01116.68
7.4.80.0120.00619.39
7.4.70.0100.01016.73
7.4.60.0070.01016.39
7.4.50.0120.00616.49
7.4.40.0150.00616.57
7.4.00.0090.01015.05
7.3.330.0050.00013.14
7.3.320.0030.00313.07
7.3.310.0030.00616.28
7.3.300.0070.00016.34
7.3.290.0000.00716.38
7.3.280.0090.01016.21
7.3.260.0130.00716.48
7.3.240.0130.00516.43
7.3.230.0060.00916.29
7.3.210.0060.01216.72
7.3.200.0160.00016.55
7.3.190.0070.01016.55
7.3.180.0060.01616.26
7.3.170.0130.00616.43
7.3.160.0040.01716.64
7.3.120.0050.01314.85
7.3.110.0080.00914.84
7.3.100.0070.00614.88
7.3.90.0060.00814.82
7.3.80.0110.00414.69
7.3.70.0070.00714.74
7.3.60.0040.00914.93
7.3.50.0050.00714.94
7.3.40.0080.00414.76
7.3.30.0030.01014.77
7.3.20.0040.00916.57
7.3.10.0080.00516.66
7.3.00.0050.00616.75
7.2.330.0060.01216.57
7.2.320.0090.01216.52
7.2.310.0130.00316.63
7.2.300.0070.01016.72
7.2.290.0070.01216.67
7.2.250.0080.01115.14
7.2.240.0060.01215.00
7.2.230.0040.01015.08
7.2.220.0060.00514.96
7.2.210.0050.00714.94
7.2.200.0080.00614.98
7.2.190.0050.00915.12
7.2.180.0040.00915.09
7.2.170.0090.00615.02
7.2.160.0030.01015.10
7.2.150.0030.01316.94
7.2.140.0070.00716.88
7.2.130.0030.01216.82
7.2.120.0040.00816.91
7.2.110.0170.00915.86
7.2.100.0180.00815.84
7.2.90.0220.01015.84
7.2.80.0230.00615.68
7.2.70.0270.00715.90
7.2.60.0250.01016.05
7.2.50.0210.00916.17
7.2.40.0280.00015.88
7.2.30.0280.01215.86
7.2.20.0180.01116.03
7.2.10.0210.00915.84
7.2.00.0270.00715.79
7.1.330.0040.00915.93
7.1.320.0070.00415.84
7.1.310.0070.00615.99
7.1.300.0050.00915.90
7.1.290.0040.00715.83
7.1.280.0070.00915.83
7.1.270.0040.00815.81
7.1.260.0050.00816.00
7.1.250.0120.00415.95
7.1.230.0450.00913.73
7.1.220.0420.00314.02
7.1.210.0290.00813.87
7.1.200.0390.01213.97
7.1.190.0320.00614.10
7.1.180.0360.00314.02
7.1.170.0370.00313.98
7.1.160.0370.00013.61
7.1.150.0390.00814.16
7.1.140.0360.00713.81
7.1.130.0480.00913.76
7.1.120.0420.00313.91
7.1.110.0380.00314.05
7.1.100.0400.00713.99
7.1.90.0360.00913.96
7.1.80.0560.00313.88
7.1.70.0400.00713.84
7.1.60.0580.01332.07
7.1.50.0640.00731.83
7.1.40.0710.01331.92
7.1.30.0830.02031.75
7.1.20.0900.01332.00
7.1.10.0650.01313.96
7.1.00.0360.01014.11
5.6.380.0110.00514.13

preferences:
34.67 ms | 400 KiB | 5 Q