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)
8.3.60.0120.00316.63
8.3.50.0120.00622.13
8.3.40.0070.00718.71
8.3.30.0120.00318.96
8.3.20.0000.00820.34
8.3.10.0060.00323.25
8.3.00.0080.00019.50
8.2.180.0090.00625.92
8.2.170.0070.00722.96
8.2.160.0070.00720.35
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0060.00326.16
8.2.120.0000.00822.18
8.2.110.0030.00621.25
8.2.100.0040.00817.91
8.2.90.0050.00318.16
8.2.80.0040.00417.97
8.2.70.0000.00817.75
8.2.60.0030.00617.92
8.2.50.0050.00518.07
8.2.40.0040.00419.89
8.2.30.0040.00417.92
8.2.20.0000.00817.64
8.2.10.0080.00017.87
8.2.00.0030.00617.82
8.1.280.0040.01125.92
8.1.270.0000.00823.98
8.1.260.0050.00326.35
8.1.250.0030.00628.09
8.1.240.0090.00019.28
8.1.230.0110.00420.86
8.1.220.0030.00517.74
8.1.210.0040.00418.79
8.1.200.0090.00017.25
8.1.190.0000.00817.11
8.1.180.0000.00818.10
8.1.170.0040.00418.56
8.1.160.0050.00221.93
8.1.150.0000.00718.72
8.1.140.0000.00717.41
8.1.130.0030.00317.77
8.1.120.0040.00417.46
8.1.110.0060.00317.53
8.1.100.0000.00817.48
8.1.90.0050.00317.49
8.1.80.0050.00317.42
8.1.70.0030.00317.51
8.1.60.0030.00617.69
8.1.50.0000.00817.48
8.1.40.0030.00517.61
8.1.30.0000.00817.63
8.1.20.0000.00917.76
8.1.10.0040.00417.49
8.1.00.0040.00417.56
8.0.300.0000.00720.04
8.0.290.0000.00717.05
8.0.280.0000.00718.39
8.0.270.0000.00717.05
8.0.260.0030.00317.21
8.0.250.0040.00416.95
8.0.240.0000.00816.95
8.0.230.0000.00717.01
8.0.220.0070.00016.86
8.0.210.0070.00016.87
8.0.200.0030.00616.89
8.0.190.0000.00917.03
8.0.180.0070.00316.89
8.0.170.0030.00617.00
8.0.160.0070.00016.96
8.0.150.0000.00717.01
8.0.140.0000.00816.95
8.0.130.0030.00313.43
8.0.120.0050.00316.98
8.0.110.0040.00416.96
8.0.100.0000.00716.95
8.0.90.0040.00417.07
8.0.80.0110.01116.92
8.0.70.0050.00317.00
8.0.60.0000.00716.87
8.0.50.0050.00316.82
8.0.30.0110.01117.25
8.0.20.0080.01117.40
8.0.10.0040.00416.97
8.0.00.0100.01016.73
7.4.330.0050.00015.10
7.4.320.0040.00416.60
7.4.300.0060.00316.55
7.4.290.0030.00316.64
7.4.280.0000.00816.62
7.4.270.0000.00816.79
7.4.260.0030.00516.66
7.4.250.0040.00416.56
7.4.240.0040.00516.67
7.4.230.0030.00316.77
7.4.220.0030.01416.86
7.4.210.0060.00816.80
7.4.200.0040.00416.84
7.4.190.0070.00016.74
7.4.160.0130.00616.77
7.4.150.0140.00317.40
7.4.140.0130.00417.86
7.4.130.0130.00416.68
7.4.120.0030.01316.63
7.4.110.0160.00316.49
7.4.100.0070.01416.55
7.4.90.0080.01116.68
7.4.80.0120.00619.39
7.4.70.0070.01016.40
7.4.60.0000.01616.56
7.4.50.0000.00816.38
7.4.40.0100.00716.57
7.4.30.0090.00616.66
7.4.00.0030.01214.96
7.3.330.0000.00613.10
7.3.320.0000.00513.07
7.3.310.0030.00316.36
7.3.300.0030.00316.20
7.3.290.0040.01116.25
7.3.280.0050.01216.25
7.3.270.0110.00717.40
7.3.260.0180.00616.40
7.3.250.0070.01016.32
7.3.240.0070.01316.59
7.3.230.0150.00616.39
7.3.210.0120.00916.20
7.3.200.0120.00919.39
7.3.190.0120.00616.57
7.3.180.0110.00616.20
7.3.170.0030.01216.27
7.3.160.0090.00616.29
7.3.120.0070.01015.13
7.3.10.0090.00616.66
7.3.00.0070.01016.86
7.2.330.0090.00916.45
7.2.320.0090.00916.75
7.2.310.0090.00916.39
7.2.300.0070.01016.52
7.2.290.0060.01316.44
7.2.130.0090.00616.94
7.2.120.0070.00716.60
7.2.110.0030.00616.84
7.2.100.0030.01216.67
7.2.90.0070.01317.02
7.2.80.0130.00316.84
7.2.70.0000.01216.73
7.2.60.0030.01016.75
7.2.50.0100.00717.11
7.2.40.0060.00316.93
7.2.30.0150.00017.11
7.2.20.0070.00316.74
7.2.10.0030.01316.93
7.2.00.0050.00618.04
7.1.250.0000.01016.04
7.1.200.0000.01216.03
7.1.100.0060.00318.36
7.1.70.0030.00517.34
7.1.60.0070.01819.46
7.1.50.0100.01017.10
7.1.00.0100.07022.46
7.0.200.0000.00817.00
7.0.140.0000.07722.04
7.0.70.0100.07021.76
7.0.60.0000.05321.67
7.0.50.0030.08722.13
7.0.40.0030.08720.03
7.0.30.0030.09020.05
7.0.20.0000.07020.05
7.0.10.0030.08020.10
7.0.00.0100.07720.09
5.6.280.0030.07321.07
5.6.220.0100.08020.61
5.6.210.0070.05720.48
5.6.200.0030.08721.04
5.6.190.0070.08020.93
5.6.180.0030.07321.10
5.6.170.0030.07721.13
5.6.160.0130.07321.10
5.6.150.0100.08021.02
5.6.140.0000.08021.02
5.6.130.0100.08020.95
5.6.120.0030.07721.12
5.6.110.0000.08321.02
5.6.100.0000.09021.15
5.6.90.0100.08021.10
5.6.80.0070.06020.42
5.6.70.0070.08020.32
5.6.60.0000.06720.42
5.6.50.0130.06320.51
5.6.40.0070.07720.29
5.6.30.0030.06320.46
5.6.20.0070.07720.38
5.6.10.0030.08720.39
5.6.00.0030.05320.28
5.5.360.0100.07320.36
5.5.350.0030.08320.43
5.5.340.0070.07320.82
5.5.330.0070.07720.86
5.5.320.0070.05720.77
5.5.310.0070.06020.91
5.5.300.0070.08720.82
5.5.290.0030.05020.89
5.5.280.0030.08720.63
5.5.270.0000.08720.89
5.5.260.0070.08320.81
5.5.250.0100.05320.58
5.5.240.0070.05020.21
5.5.230.0000.08020.16
5.5.220.0070.05720.24
5.5.210.0000.09020.01
5.5.200.0030.07020.14
5.5.190.0000.07020.21
5.5.180.0030.08720.17
5.5.160.0030.06720.07
5.5.150.0000.08020.14
5.5.140.0030.05020.20
5.5.130.0030.05020.07
5.5.120.0130.07020.11
5.5.110.0030.08020.17
5.5.100.0030.07319.94
5.5.90.0000.05720.11
5.5.80.0000.08720.15
5.5.70.0070.07319.99
5.5.60.0000.06720.05
5.5.50.0100.07720.14
5.5.40.0130.06320.07
5.5.30.0000.08020.07
5.5.20.0100.08020.07
5.5.10.0100.08020.04
5.5.00.0030.04720.09
5.4.450.0030.05319.45
5.4.440.0130.07019.45
5.4.430.0000.08719.29
5.4.420.0070.07719.55
5.4.410.0070.07719.34
5.4.400.0000.07718.91
5.4.390.0000.07718.98
5.4.380.0000.05719.05
5.4.370.0100.07319.11
5.4.360.0130.05719.14
5.4.350.0100.06718.98
5.4.340.0000.07019.20
5.4.320.0000.08319.12
5.4.310.0070.07318.94
5.4.300.0100.07719.09
5.4.290.0000.04718.90
5.4.280.0000.05019.07
5.4.270.0030.07318.80
5.4.260.0070.07018.81
5.4.250.0130.06719.22
5.4.240.0000.07719.02
5.4.230.0000.08319.02
5.4.220.0100.08019.13
5.4.210.0000.08319.13
5.4.200.0170.05719.12
5.4.190.0100.07719.03
5.4.180.0030.04718.89
5.4.170.0000.05318.79
5.4.160.0100.04319.07
5.4.150.0070.05319.12
5.4.140.0070.05316.27
5.4.130.0100.06716.32
5.4.120.0000.07716.34
5.4.110.0030.03716.26
5.4.100.0070.07016.32
5.4.90.0030.07316.27
5.4.80.0000.07316.22
5.4.70.0030.04716.39
5.4.60.0000.06316.35
5.4.50.0030.05716.32
5.4.40.0030.07316.37
5.4.30.0000.07716.22
5.4.20.0070.07316.19
5.4.10.0030.08016.29
5.4.00.0100.06715.73
5.3.290.0000.08314.64
5.3.280.0070.08014.50
5.3.270.0000.07314.59
5.3.260.0000.07714.58
5.3.250.0070.07314.55
5.3.240.0100.07014.54
5.3.230.0030.08014.57
5.3.220.0030.06314.54
5.3.210.0000.06014.42
5.3.200.0070.05014.40
5.3.190.0070.06014.47
5.3.180.0000.08014.42
5.3.170.0000.06714.42
5.3.160.0030.07314.50
5.3.150.0070.07014.52
5.3.140.0100.06714.53
5.3.130.0070.05714.52
5.3.120.0030.07314.50
5.3.110.0000.07714.45
5.3.100.0000.06014.03
5.3.90.0000.05313.87
5.3.80.0030.05014.02
5.3.70.0000.04013.92
5.3.60.0000.05013.99
5.3.50.0030.07313.82
5.3.40.0070.07013.90
5.3.30.0030.07713.89
5.3.20.0000.07713.63
5.3.10.0030.07713.64
5.3.00.0030.07313.49
5.2.170.0030.06712.42
5.2.160.0070.06012.42
5.2.150.0030.06312.42
5.2.140.0030.05012.42
5.2.130.0000.06312.42
5.2.120.0030.06312.42
5.2.110.0000.05712.42
5.2.100.0000.05012.42
5.2.90.0070.04712.42
5.2.80.0030.06712.42
5.2.70.0070.05712.42
5.2.60.0000.05712.42
5.2.50.0000.05312.42
5.2.40.0030.05712.42
5.2.30.0100.06012.42
5.2.20.0000.06312.42
5.2.10.0100.05712.42
5.2.00.0030.06312.42
5.1.60.0070.05012.42
5.1.50.0030.04012.42
5.1.40.0000.05012.42
5.1.30.0030.05712.42
5.1.20.0000.06012.42
5.1.10.0030.05312.42
5.1.00.0070.05012.42
5.0.50.0000.04312.42
5.0.40.0000.04012.42
5.0.30.0030.05312.42
5.0.20.0070.04012.42
5.0.10.0030.04712.42
5.0.00.0000.06012.42
4.4.90.0070.02012.42
4.4.80.0000.03312.42
4.4.70.0030.03712.42
4.4.60.0030.03712.42
4.4.50.0000.03012.42
4.4.40.0030.05312.42
4.4.30.0000.03712.42
4.4.20.0030.03312.42
4.4.10.0000.03012.42
4.4.00.0030.05312.42
4.3.110.0070.03012.42
4.3.100.0000.03712.42
4.3.90.0100.02712.42
4.3.80.0030.05712.42
4.3.70.0000.03312.42
4.3.60.0030.02312.42
4.3.50.0030.02712.42
4.3.40.0000.06012.42
4.3.30.0070.03312.42
4.3.20.0000.03312.42
4.3.10.0000.03312.42
4.3.00.0000.03712.42

preferences:
44.63 ms | 401 KiB | 5 Q