3v4l.org

run code in 300+ PHP versions simultaneously
<?php $subject = "3rd from last"; preg_match('~^(?P<index>([0-9]+))st|nd|rd|th from (?P<position>(last|end|start|beginning))$~', $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)
8.3.40.0110.00718.79
8.3.30.0000.01418.79
8.3.20.0040.00418.77
8.3.10.0040.00418.95
8.3.00.0030.00619.51
8.2.170.0090.01222.96
8.2.160.0150.00018.86
8.2.150.0060.00324.18
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00421.16
8.2.110.0030.00622.38
8.2.100.0080.00417.72
8.2.90.0040.00417.84
8.2.80.0040.00417.97
8.2.70.0060.00317.61
8.2.60.0000.00917.91
8.2.50.0030.00617.68
8.2.40.0030.00619.60
8.2.30.0050.00317.71
8.2.20.0050.00517.63
8.2.10.0040.00417.73
8.2.00.0030.00617.67
8.1.270.0150.00423.99
8.1.260.0000.00826.35
8.1.250.0030.01028.09
8.1.240.0030.01420.82
8.1.230.0090.00322.55
8.1.220.0000.00917.74
8.1.210.0000.00818.82
8.1.200.0090.00017.35
8.1.190.0050.00317.10
8.1.180.0040.00418.10
8.1.170.0000.00817.62
8.1.160.0000.00718.94
8.1.150.0000.00718.72
8.1.140.0030.00717.59
8.1.130.0030.00317.50
8.1.120.0000.00717.48
8.1.110.0040.00417.41
8.1.100.0000.00817.45
8.1.90.0040.00417.40
8.1.80.0050.00317.56
8.1.70.0070.00017.51
8.1.60.0040.00417.74
8.1.50.0000.00717.54
8.1.40.0030.00617.49
8.1.30.0040.00417.69
8.1.20.0040.00417.69
8.1.10.0040.00417.65
8.1.00.0030.00617.48
8.0.300.0040.00419.98
8.0.290.0040.00416.75
8.0.280.0050.00218.51
8.0.270.0030.00317.26
8.0.260.0030.00316.90
8.0.250.0030.00517.05
8.0.240.0080.00317.03
8.0.230.0070.00016.89
8.0.220.0020.00516.93
8.0.210.0100.00016.91
8.0.200.0000.00717.07
8.0.190.0070.00017.04
8.0.180.0040.00416.98
8.0.170.0000.00917.05
8.0.160.0000.00716.86
8.0.150.0060.00316.89
8.0.140.0040.00716.97
8.0.130.0030.00313.38
8.0.120.0030.00716.88
8.0.110.0000.00717.00
8.0.100.0060.00316.96
8.0.90.0070.00016.88
8.0.80.0040.01116.92
8.0.70.0000.00716.86
8.0.60.0040.00416.86
8.0.50.0040.00416.76
8.0.30.0070.01417.02
8.0.20.0090.00917.20
8.0.10.0040.00416.98
8.0.00.0090.01116.85
7.4.330.0030.00313.03
7.4.320.0000.00716.67
7.4.300.0000.00616.65
7.4.290.0070.00016.64
7.4.280.0040.00416.77
7.4.270.0040.00416.68
7.4.260.0030.00316.72
7.4.250.0050.00316.57
7.4.240.0030.00316.64
7.4.230.0030.00316.77
7.4.220.0150.00916.67
7.4.210.0090.00616.68
7.4.200.0000.00716.54
7.4.190.0000.00816.46
7.4.160.0120.00316.66
7.4.150.0030.01416.61
7.4.140.0100.01017.86
7.4.130.0160.00816.76
7.4.120.0030.01516.59
7.4.110.0140.00416.63
7.4.100.0090.00916.52
7.4.90.0060.01216.75
7.4.80.0130.00619.39
7.4.70.0170.01616.66
7.4.60.0100.00716.65
7.4.50.0000.00616.59
7.4.40.0040.00916.39
7.4.30.0110.00616.55
7.4.00.0110.00715.15
7.3.330.0000.00713.07
7.3.320.0030.00313.00
7.3.310.0040.00416.29
7.3.300.0000.00816.27
7.3.290.0060.00816.37
7.3.280.0080.00816.36
7.3.270.0070.01016.50
7.3.260.0140.00416.31
7.3.240.0000.01616.24
7.3.230.0130.01016.60
7.3.210.0060.01216.32
7.3.200.0150.00616.68
7.3.190.0100.00616.13
7.3.180.0060.00916.23
7.3.170.0160.00616.37
7.3.160.0060.00916.29
7.3.120.0080.00814.83
7.2.330.0000.01616.75
7.2.320.0080.00916.36
7.2.310.0090.01316.55
7.2.300.0140.00716.66
7.2.290.0080.01316.50
7.1.200.0030.01015.76
7.1.70.0040.00417.43
7.1.60.0070.01419.25
7.1.50.0100.01317.18
7.1.00.0000.07322.56
7.0.200.0060.00616.66
7.0.140.0030.07321.95
7.0.110.0000.07319.94
7.0.100.0200.06719.88
7.0.90.0200.08019.98
7.0.80.0200.07319.83
7.0.70.0170.07319.91
7.0.60.0200.07319.64
7.0.50.0070.07319.98
7.0.40.0100.08019.71
7.0.30.0030.08319.78
7.0.20.0070.07719.75
7.0.10.0070.08319.84
7.0.00.0030.09019.68
5.6.260.0100.08020.59
5.6.250.0070.08720.61
5.6.240.0070.08020.56
5.6.230.0070.08020.68
5.6.220.0100.08020.45
5.6.210.0070.07720.53
5.6.200.0070.03720.68
5.6.190.0130.03020.70
5.6.180.0100.06320.58
5.6.170.0130.07720.64
5.6.160.0100.08320.70
5.6.150.0130.07720.63
5.6.140.0200.06720.64
5.6.130.0070.08020.61
5.6.120.0100.08320.60
5.6.110.0100.07320.60
5.6.100.0070.08720.59
5.6.90.0100.06320.61
5.6.80.0030.04020.00
5.6.70.0100.03319.90
5.6.60.0000.04020.00
5.6.50.0030.04019.96
5.6.40.0070.03719.90
5.6.30.0100.04019.94
5.6.20.0070.04319.90
5.6.10.0030.03719.82
5.6.00.0000.04719.81
5.5.380.0070.08017.56
5.5.370.0130.06017.58
5.5.360.0030.08017.53
5.5.350.0070.05317.18
5.5.340.0070.06717.77
5.5.330.0030.07017.89
5.5.320.0130.07717.89
5.5.310.0100.07317.98
5.5.300.0070.07718.16
5.5.290.0130.04317.89
5.5.280.0070.08318.16
5.5.270.0100.07717.85
5.5.260.0000.05718.10
5.5.250.0200.03717.93
5.5.240.0000.04017.51
5.5.230.0100.05317.36
5.5.220.0030.03717.47
5.5.210.0000.04017.38
5.5.200.0030.03317.49
5.5.190.0100.07017.38
5.5.180.0030.04717.34
5.5.160.0070.03317.47
5.5.150.0030.04317.37
5.5.140.0070.03317.21
5.5.130.0030.06017.44
5.5.120.0100.03717.21
5.5.110.0070.03717.59
5.5.100.0030.04717.41
5.5.90.0100.03017.14
5.5.80.0100.02717.37
5.5.70.0100.06317.09
5.5.60.0000.04017.13
5.5.50.0070.03317.09
5.5.40.0000.04017.09
5.5.30.0070.03317.09
5.5.20.0000.04717.10
5.5.10.0070.03317.33
5.5.00.0000.04017.39
5.4.450.0100.08019.35
5.4.440.0100.08019.48
5.4.430.0030.04719.25
5.4.420.0000.04319.32
5.4.410.0070.04719.36
5.4.400.0130.03319.02
5.4.390.0000.04018.95
5.4.380.0030.04019.18
5.4.370.0030.03719.02
5.4.360.0070.04319.03
5.4.350.0100.05719.03
5.4.340.0070.03719.03
5.4.320.0070.03719.03
5.4.310.0070.07019.00
5.4.300.0030.04719.17
5.4.290.0030.05018.90
5.4.280.0030.03719.02
5.4.270.0070.03719.01
5.4.260.0070.03719.02
5.4.250.0000.03719.09
5.4.240.0070.03719.11
5.4.230.0000.04019.00
5.4.220.0000.04019.00
5.4.210.0030.03319.27
5.4.200.0000.05719.00
5.4.190.0000.03719.02
5.4.180.0030.05019.16
5.4.170.0070.05018.93
5.4.160.0000.04319.16
5.4.150.0030.03718.96
5.4.140.0030.03716.21
5.4.130.0030.03016.21
5.4.120.0070.05316.25
5.4.110.0000.04016.41
5.4.100.0100.02716.36
5.4.90.0030.04016.53
5.4.80.0070.07016.46
5.4.70.0100.07716.07
5.4.60.0170.06716.18
5.4.50.0130.06316.48
5.4.40.0030.07716.31
5.4.30.0100.05716.45
5.4.20.0070.06716.24
5.4.10.0030.07716.46
5.4.00.0100.07015.91
5.3.290.0070.03314.51
5.3.280.0070.03314.61
5.3.270.0070.03714.62
5.3.260.0100.03314.59
5.3.250.0100.03014.62
5.3.240.0070.03314.48
5.3.230.0030.05014.52
5.3.220.0070.04014.64
5.3.210.0030.03714.50
5.3.200.0030.03314.56
5.3.190.0100.07714.48
5.3.180.0030.03714.57
5.3.170.0070.07714.45
5.3.160.0070.08014.63
5.3.150.0030.07314.55
5.3.140.0070.07714.45
5.3.130.0100.07714.43
5.3.120.0030.04714.60
5.3.110.0070.08014.56
5.3.100.0000.06314.05
5.3.90.0100.07313.86
5.3.80.0070.07713.90
5.3.70.0030.07713.94
5.3.60.0030.04714.02
5.3.50.0100.07013.87
5.3.40.0130.07313.86
5.3.30.0170.06313.98
5.3.20.0030.07313.47
5.3.10.0100.06313.55
5.3.00.0130.06013.42
5.2.170.0100.04011.20
5.2.160.0030.06011.04
5.2.150.0130.05310.93
5.2.140.0070.05711.08
5.2.130.0000.06711.02
5.2.120.0070.05711.05
5.2.110.0130.05311.00
5.2.100.0030.04710.98
5.2.90.0030.06311.02
5.2.80.0070.06011.15
5.2.70.0130.05311.11
5.2.60.0070.05010.97
5.2.50.0000.05711.03
5.2.40.0030.06011.00
5.2.30.0030.06710.87
5.2.20.0070.05011.02
5.2.10.0030.05711.08
5.2.00.0070.05710.93
5.1.60.0100.04710.14
5.1.50.0070.02710.14
5.1.40.0000.05710.14
5.1.30.0100.05010.23
5.1.20.0030.03710.35
5.1.10.0070.05710.14
5.1.00.0070.02710.14
5.0.50.0000.04010.14
5.0.40.0100.03310.14
5.0.30.0000.06310.14
5.0.20.0070.04010.14
5.0.10.0000.04310.14
5.0.00.0070.03310.14
4.4.90.0030.03310.14
4.4.80.0000.03310.14
4.4.70.0030.02710.14
4.4.60.0000.02310.14
4.4.50.0100.02310.14
4.4.40.0070.05010.14
4.4.30.0070.03310.14
4.4.20.0030.03310.14
4.4.10.0030.03310.14
4.4.00.0070.05310.14
4.3.110.0000.03710.14
4.3.100.0000.03710.14
4.3.90.0030.03310.14
4.3.80.0070.04010.14
4.3.70.0000.02310.14
4.3.60.0070.03010.14
4.3.50.0030.03710.14
4.3.40.0070.04310.14
4.3.30.0030.03310.14
4.3.20.0030.03310.14
4.3.10.0000.02710.14
4.3.00.0000.03310.14

preferences:
51.63 ms | 400 KiB | 5 Q