3v4l.org

run code in 300+ PHP versions simultaneously
<?php $subject = "3rd from last"; preg_match('~^(?P<index>([0-9]+)rd|st) from (?P<position>(last|end|start|beginning))$~', $subject, $matches); var_dump($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)
8.3.40.0130.00718.57
8.3.30.0070.00718.82
8.3.20.0080.00018.85
8.3.10.0080.00018.90
8.3.00.0000.00819.26
8.2.170.0140.00722.96
8.2.160.0080.00818.84
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00421.32
8.2.110.0060.00322.20
8.2.100.0040.00817.89
8.2.90.0030.00519.18
8.2.80.0000.00817.97
8.2.70.0080.00017.63
8.2.60.0030.00717.80
8.2.50.0090.00017.93
8.2.40.0050.00319.60
8.2.30.0030.00617.77
8.2.20.0030.00617.70
8.2.10.0000.00717.85
8.2.00.0030.00617.64
8.1.270.0080.00023.99
8.1.260.0060.00326.35
8.1.250.0060.00328.09
8.1.240.0090.00023.79
8.1.230.0060.00617.77
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0030.00617.34
8.1.190.0040.00417.35
8.1.180.0060.00318.10
8.1.170.0000.00817.62
8.1.160.0040.00419.07
8.1.150.0030.00518.83
8.1.140.0030.00617.41
8.1.130.0000.00817.47
8.1.120.0040.00417.61
8.1.110.0040.00417.48
8.1.100.0040.00417.56
8.1.90.0070.00017.53
8.1.80.0030.00317.45
8.1.70.0030.00317.51
8.1.60.0000.00817.65
8.1.50.0030.00517.50
8.1.40.0060.00317.59
8.1.30.0040.00417.55
8.1.20.0040.00417.75
8.1.10.0040.00417.73
8.1.00.0040.00417.64
8.0.300.0040.00418.77
8.0.290.0080.00416.75
8.0.280.0050.00218.58
8.0.270.0000.00717.08
8.0.260.0000.00716.88
8.0.250.0000.00717.02
8.0.240.0040.00417.02
8.0.230.0000.00716.91
8.0.220.0000.00717.01
8.0.210.0000.00716.95
8.0.200.0030.00317.02
8.0.190.0030.00616.95
8.0.180.0040.00417.00
8.0.170.0060.00316.93
8.0.160.0000.00716.95
8.0.150.0040.00416.89
8.0.140.0080.00016.85
8.0.130.0030.00313.37
8.0.120.0030.00616.84
8.0.110.0040.00416.78
8.0.100.0000.00716.97
8.0.90.0040.00416.97
8.0.80.0060.00916.95
8.0.70.0000.00816.96
8.0.60.0000.00817.00
8.0.50.0040.00416.82
8.0.30.0090.00617.07
8.0.20.0140.00817.08
8.0.10.0040.00416.91
8.0.00.0110.00816.77
7.4.330.0000.00513.12
7.4.320.0060.00016.79
7.4.300.0070.00016.74
7.4.290.0080.00016.75
7.4.280.0030.00616.63
7.4.270.0040.00416.64
7.4.260.0000.00613.34
7.4.250.0040.00416.73
7.4.240.0000.00816.66
7.4.230.0030.00316.56
7.4.220.0130.00616.70
7.4.210.0120.00316.69
7.4.200.0080.00016.49
7.4.190.0040.00516.51
7.4.160.0080.00816.76
7.4.150.0060.01216.55
7.4.140.0160.01117.86
7.4.130.0180.00416.50
7.4.120.0070.01316.52
7.4.110.0140.00316.73
7.4.100.0070.01116.67
7.4.90.0160.00616.70
7.4.80.0110.01419.39
7.4.70.0120.00916.67
7.4.60.0150.00316.69
7.4.50.0020.00216.66
7.4.40.0070.01116.37
7.4.30.0090.00916.75
7.4.00.0060.01115.02
7.3.330.0000.00713.04
7.3.320.0030.00313.19
7.3.310.0050.00216.28
7.3.300.0000.01016.11
7.3.290.0080.00916.29
7.3.280.0110.00416.25
7.3.270.0100.00916.59
7.3.260.0170.00016.61
7.3.240.0050.01916.42
7.3.230.0110.01116.55
7.3.210.0090.00916.30
7.3.200.0070.01116.40
7.3.190.0120.00616.48
7.3.180.0100.00616.48
7.3.170.0100.00616.50
7.3.160.0090.00616.59
7.3.120.0100.00714.81
7.3.110.0100.00714.93
7.3.100.0090.00614.82
7.3.90.0090.00314.71
7.3.80.0070.00615.03
7.3.70.0080.00714.81
7.3.60.0060.00614.80
7.3.50.0050.00814.78
7.3.40.0050.00914.70
7.3.30.0030.00914.75
7.3.20.0000.01116.69
7.3.10.0030.00816.63
7.3.00.0030.01116.64
7.2.330.0090.00916.80
7.2.320.0100.01016.61
7.2.310.0070.01116.68
7.2.300.0000.01716.61
7.2.290.0110.00716.54
7.2.250.0000.01314.91
7.2.240.0050.01014.80
7.2.230.0050.00814.93
7.2.220.0060.01014.72
7.2.210.0120.00215.11
7.2.200.0030.00815.04
7.2.190.0020.01614.88
7.2.180.0040.01315.04
7.2.170.0050.00714.79
7.2.160.0000.01415.10
7.2.150.0040.00716.98
7.2.140.0030.00616.88
7.2.130.0000.01016.98
7.2.120.0060.00916.84
7.2.110.0000.01717.08
7.2.100.0120.00316.87
7.2.90.0040.00716.93
7.2.80.0030.01316.81
7.2.70.0060.00916.93
7.2.60.0060.00916.81
7.2.50.0110.00416.86
7.2.40.0070.00416.75
7.2.30.0110.00716.96
7.2.20.0090.00916.74
7.2.10.0100.00716.97
7.2.00.0050.01018.17
7.1.330.0060.01116.02
7.1.320.0100.00716.07
7.1.310.0110.00415.93
7.1.300.0070.00915.88
7.1.290.0070.00315.88
7.1.280.0030.00915.86
7.1.270.0030.00715.75
7.1.260.0050.00815.90
7.1.250.0030.01416.04
7.1.100.0040.01118.23
7.1.70.0050.00517.10
7.1.60.0130.01319.25
7.1.50.0070.01716.76
7.1.00.0030.03322.33
7.0.200.0110.00416.76
7.0.140.0030.07322.13
7.0.120.0030.07022.12
7.0.60.0070.06719.89
7.0.50.0100.04717.87
7.0.40.0030.06320.01
7.0.30.0230.07720.02
7.0.20.0170.05320.15
7.0.10.0230.07020.05
7.0.00.0200.07320.11
5.6.210.0030.04020.59
5.6.200.0100.08318.23
5.6.190.0100.03720.77
5.6.180.0300.08020.23
5.6.170.0200.07720.46
5.6.160.0070.08720.38
5.6.150.0100.03718.11
5.6.140.0030.04318.21
5.6.130.0070.08318.11
5.6.120.0030.06020.88
5.6.110.0070.06021.13
5.6.100.0070.05020.98
5.6.90.0170.06321.12
5.6.80.0170.04020.53
5.6.70.4370.03320.27
5.5.350.0200.08720.37
5.5.340.0070.07317.92
5.5.330.0130.06020.40
5.5.320.0300.07720.37
5.5.310.0370.06720.28
5.5.300.0100.07717.87
5.5.290.0030.07317.98
5.5.280.0070.03720.89
5.5.270.0070.05320.63
5.5.260.0030.04320.95
5.5.250.0030.05020.61
5.5.240.0070.03320.18
5.4.450.2230.04719.27
5.4.440.2270.05019.40
5.4.430.2430.04019.26
5.4.420.2230.04319.40
5.4.410.2000.03719.08
5.4.400.2230.04719.10
5.4.390.2030.03719.09
5.4.380.2300.03719.10
5.4.370.1930.04718.77
5.4.360.2070.03319.24
5.4.350.2100.03319.09
5.4.340.2030.03719.09
5.4.320.2130.03719.13
5.4.310.2370.04019.23
5.4.300.2470.04019.17
5.4.290.2130.03319.08
5.4.280.2230.04319.10
5.4.270.2130.03719.16
5.4.260.2100.03719.15
5.4.250.2130.03319.05
5.4.240.2330.04319.07
5.4.230.2530.04018.93
5.4.220.2330.04719.08
5.4.210.2170.03019.21
5.4.200.2430.04318.93
5.4.190.2230.03318.82
5.4.180.2100.03719.05
5.4.170.2300.03719.07
5.4.160.2070.04019.04
5.4.150.2400.05018.86
5.4.140.2430.03016.25
5.4.130.2370.03316.21
5.4.120.2270.03316.22
5.4.110.2470.04316.31
5.4.100.2070.02716.18
5.4.90.2200.04316.38
5.4.80.2030.03016.42
5.4.70.2300.04016.46
5.4.60.2370.03316.04
5.4.50.2170.03716.41
5.4.40.2130.03316.45
5.4.30.2330.03016.36
5.4.20.2430.03716.14
5.4.10.2300.04016.43
5.4.00.2270.04315.69
5.3.290.2330.04714.52
5.3.280.2430.03714.69
5.3.270.2170.03314.46
5.3.260.2130.03714.47
5.3.250.2100.04014.54
5.3.240.2170.04014.45
5.3.230.2170.03314.61
5.3.220.2100.04314.51
5.3.210.2370.04314.42
5.3.200.2130.03714.61
5.3.190.2130.03714.41
5.3.180.2430.03714.39
5.3.170.2500.04014.49
5.3.160.2400.04014.50
5.3.150.2130.04014.43
5.3.140.2370.04014.38
5.3.130.2400.04014.63
5.3.120.2400.03714.40
5.3.110.2170.03714.49
5.3.100.2130.03713.98
5.3.90.2370.04014.06
5.3.80.2430.03713.92
5.3.70.2530.03714.00
5.3.60.2330.04014.01
5.3.50.2370.04713.89
5.3.40.2330.04713.86
5.3.30.2200.03713.76
5.3.20.2630.03013.47
5.3.10.2130.04313.59
5.3.00.2470.04013.54
5.2.170.2230.03711.00
5.2.160.1900.03011.05
5.2.150.1970.02711.22
5.2.140.2000.03311.30
5.2.130.1830.03311.04
5.2.120.2130.03311.01
5.2.110.2070.03310.93
5.2.100.1370.02310.94
5.2.90.1870.03311.04
5.2.80.2030.02711.17
5.2.70.1900.03310.94
5.2.60.1800.03010.93
5.2.50.1830.03011.06
5.2.40.1400.03310.85
5.2.30.1700.03710.81
5.2.20.1570.03010.87
5.2.10.1770.03010.78
5.2.00.1630.02710.66
5.1.60.1700.0279.88
5.1.50.1630.02710.15
5.1.40.1700.02710.06
5.1.30.1630.02710.30
5.1.20.1670.02310.24
5.1.10.1670.0309.95
5.1.00.1700.0279.96
5.0.50.0830.0178.66
5.0.40.0670.0238.49
5.0.30.0730.0308.20
5.0.20.0770.0178.20
5.0.10.0870.0278.28
5.0.00.1000.0408.23
4.4.90.0730.0177.52
4.4.80.0730.0137.52
4.4.70.0970.0207.52
4.4.60.0900.0237.52
4.4.50.0700.0177.52
4.4.40.0900.0337.52
4.4.30.0730.0137.52
4.4.20.0870.0207.52
4.4.10.0870.0207.52
4.4.00.0870.0337.52
4.3.110.0770.0177.52
4.3.100.0900.0237.52
4.3.90.0900.0137.52
4.3.80.0900.0337.52
4.3.70.0800.0177.52
4.3.60.0900.0207.52
4.3.50.0930.0207.52
4.3.40.0730.0237.52
4.3.30.0470.0277.52
4.3.20.0430.0277.52
4.3.10.0470.0307.52
4.3.00.0370.0137.52

preferences:
42.78 ms | 400 KiB | 5 Q