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)
8.3.60.0100.00616.36
8.3.50.0130.00717.38
8.3.40.0080.00818.84
8.3.30.0040.01118.90
8.3.20.0040.00418.87
8.3.10.0000.00820.48
8.3.00.0080.00019.40
8.2.180.0040.01116.88
8.2.170.0070.00722.96
8.2.160.0070.01021.02
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.75
8.2.110.0070.00319.24
8.2.100.0120.00017.84
8.2.90.0000.00819.22
8.2.80.0040.00417.97
8.2.70.0060.00317.74
8.2.60.0050.00317.80
8.2.50.0000.00818.10
8.2.40.0040.00417.97
8.2.30.0060.00317.95
8.2.20.0000.00817.85
8.2.10.0000.00817.63
8.2.00.0030.00517.80
8.1.280.0120.00325.92
8.1.270.0050.00324.66
8.1.260.0050.00326.35
8.1.250.0060.00328.09
8.1.240.0100.00022.81
8.1.230.0040.00717.77
8.1.220.0030.00517.74
8.1.210.0030.00518.77
8.1.200.0000.00917.48
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0050.00318.71
8.1.160.0000.00718.72
8.1.150.0000.00718.59
8.1.140.0000.00817.45
8.1.130.0000.00717.87
8.1.120.0000.00717.61
8.1.110.0040.00417.58
8.1.100.0050.00317.55
8.1.90.0030.00517.37
8.1.80.0000.00717.46
8.1.70.0000.00717.49
8.1.60.0060.00317.71
8.1.50.0000.00817.56
8.1.40.0000.01117.48
8.1.30.0040.00417.69
8.1.20.0060.00317.58
8.1.10.0040.00417.72
8.1.00.0000.00717.57
8.0.300.0080.00020.68
8.0.290.0080.00016.63
8.0.280.0030.00318.31
8.0.270.0030.00317.13
8.0.260.0000.01016.95
8.0.250.0040.00416.96
8.0.240.0070.00316.92
8.0.230.0030.00317.02
8.0.220.0030.00316.99
8.0.210.0000.00716.91
8.0.200.0040.00416.94
8.0.190.0000.00717.03
8.0.180.0000.00716.96
8.0.170.0070.00016.98
8.0.160.0040.00416.95
8.0.150.0030.00716.90
8.0.140.0100.00016.98
8.0.130.0030.00313.48
8.0.120.0030.00516.83
8.0.110.0070.00017.02
8.0.100.0040.00416.80
8.0.90.0000.00716.91
8.0.80.0050.00917.02
8.0.70.0000.00716.80
8.0.60.0030.00516.83
8.0.50.0040.00417.03
8.0.30.0130.00617.14
8.0.20.0080.01217.14
8.0.10.0000.00717.09
8.0.00.0090.00916.89
7.4.330.0000.00613.12
7.4.320.0060.00316.70
7.4.300.0070.00016.79
7.4.290.0080.00016.79
7.4.280.0090.00016.57
7.4.270.0070.00016.61
7.4.260.0040.00413.46
7.4.250.0040.00416.64
7.4.240.0000.00816.76
7.4.230.0030.00316.84
7.4.220.0100.01016.69
7.4.210.0080.00916.66
7.4.200.0000.00716.84
7.4.190.0000.00716.71
7.4.160.0080.00816.59
7.4.150.0200.00316.56
7.4.140.0070.01116.62
7.4.130.0090.01216.52
7.4.120.0120.00816.62
7.4.110.0040.01516.61
7.4.100.0120.00616.45
7.4.90.0140.00316.70
7.4.80.0060.01619.39
7.4.70.0060.01116.60
7.4.60.0060.01216.70
7.4.50.0130.00016.38
7.4.40.0000.01716.52
7.4.30.0090.00916.59
7.4.00.0030.01415.27
7.3.330.0060.00013.04
7.3.320.0050.00313.14
7.3.310.0030.00316.25
7.3.300.0000.00716.13
7.3.290.0080.01116.28
7.3.280.0040.01316.30
7.3.270.0140.00316.61
7.3.260.0060.01116.66
7.3.250.0100.01516.56
7.3.240.0080.01316.29
7.3.230.0100.00716.28
7.3.210.0040.01216.52
7.3.200.0110.00516.38
7.3.190.0160.00316.29
7.3.180.0070.01016.48
7.3.170.0120.00616.26
7.3.160.0130.00316.55
7.3.120.0070.01014.76
7.2.330.0140.00616.45
7.2.320.0060.01116.36
7.2.310.0120.00616.58
7.2.300.0040.01316.50
7.2.290.0040.01316.36
7.2.60.0070.00716.80
7.2.00.0070.00719.22
7.1.200.0030.00915.90
7.1.100.0030.01318.40
7.1.70.0000.00817.02
7.1.60.0070.00317.42
7.1.50.0030.00916.93
7.1.00.0030.05022.39
7.0.200.0070.00716.81
7.0.140.0030.07322.07
7.0.120.0000.07322.09
7.0.60.0070.04320.06
7.0.50.0030.04017.89
7.0.40.0100.04020.07
7.0.30.0300.07320.11
7.0.20.0230.08020.19
7.0.10.0130.05320.06
7.0.00.0070.05020.02
5.6.280.0070.07020.80
5.6.210.0070.06720.72
5.6.200.0000.04318.11
5.6.190.0100.08720.49
5.6.180.0270.05720.57
5.6.170.0170.04320.38
5.6.160.0070.08320.38
5.6.150.0170.07018.09
5.6.140.0100.07718.18
5.6.130.0030.07318.11
5.6.120.0070.05020.96
5.6.110.0130.07720.97
5.6.100.0100.07020.95
5.6.90.0100.07020.95
5.6.80.0030.08320.39
5.6.70.0230.05020.36
5.5.350.0330.06320.31
5.5.340.0070.07317.91
5.5.330.0100.08020.36
5.5.320.0170.08020.25
5.5.310.0200.04720.24
5.5.300.0030.05317.95
5.5.290.0100.08717.92
5.5.280.0100.07720.76
5.5.270.0100.07320.95
5.5.260.0100.08020.62
5.5.250.0030.04020.71
5.5.240.0100.07320.34
5.4.450.0370.04019.43
5.4.440.1770.04019.24
5.4.430.1800.04319.13
5.4.420.2370.03719.48
5.4.410.2070.04019.27
5.4.400.1700.04019.09
5.4.390.2030.03719.21
5.4.380.1930.03719.22
5.4.370.1930.03319.13
5.4.360.2100.03019.10
5.4.350.1970.03319.13
5.4.340.0000.04318.77
5.4.320.0070.04318.93
5.4.310.0800.04019.09
5.4.300.2370.04719.16
5.4.290.2000.03718.80
5.4.280.1900.03319.09
5.4.270.1730.04018.88
5.4.260.2230.03018.93
5.4.250.2200.03318.88
5.4.240.1870.03319.07
5.4.230.1900.03719.07
5.4.220.1930.04019.15
5.4.210.2000.03718.92
5.4.200.0000.08019.15
5.4.190.0170.06319.12
5.4.180.0800.04718.89
5.4.170.2200.04318.77
5.4.160.2070.04319.11
5.4.150.2170.04319.06
5.4.140.2500.04316.43
5.4.130.1970.03316.26
5.4.120.2200.05716.18
5.4.110.2200.03316.39
5.4.100.2300.04016.39
5.4.90.1870.04716.39
5.4.80.0030.06716.32
5.4.70.0000.06716.39
5.4.60.1230.04716.19
5.4.50.2130.04016.20
5.4.40.2070.03016.18
5.4.30.1830.03016.28
5.4.20.2330.03716.20
5.4.10.0370.05316.36
5.4.00.0030.04315.66
5.3.290.0030.07714.63
5.3.280.1870.04714.46
5.3.270.2030.04014.51
5.3.260.2100.03314.55
5.3.250.2000.04314.46
5.3.240.0830.05714.44
5.3.230.0000.07014.52
5.3.220.0100.05314.65
5.3.210.2100.03314.41
5.3.200.2170.03714.40
5.3.190.2130.04314.61
5.3.180.2130.04714.40
5.3.170.2130.04314.65
5.3.160.2130.04714.50
5.3.150.2030.03314.41
5.3.140.2130.04314.39
5.3.130.1930.03714.40
5.3.120.1270.04314.39
5.3.110.0000.05014.42
5.3.100.0100.07313.89
5.3.90.1730.04013.85
5.3.80.2130.03314.06
5.3.70.2230.04014.03
5.3.60.1730.03314.02
5.3.50.1700.04013.91
5.3.40.1800.04013.93
5.3.30.2300.04013.74
5.3.20.2370.02713.79
5.3.10.1900.03313.50
5.3.00.1970.03713.54
5.2.170.1100.03011.00
5.2.160.0000.03311.00
5.2.150.0130.02311.30
5.2.140.0100.05011.21
5.2.130.0070.02311.12
5.2.120.1600.03010.96
5.2.110.1970.02710.99
5.2.100.1670.02711.12
5.2.90.1670.02310.96
5.2.80.1700.03011.05
5.2.70.1630.03010.94
5.2.60.1630.02710.89
5.2.50.1630.03010.86
5.2.40.1400.03011.01
5.2.30.1370.02010.99
5.2.20.1400.02711.04
5.2.10.1370.02710.77
5.2.00.0000.03710.57
5.1.60.0070.0479.87
5.1.50.0070.0239.97
5.1.40.0300.0439.94
5.1.30.1400.02710.30
5.1.20.1470.02310.29
5.1.10.1430.0209.96
5.1.00.1500.03310.19
5.0.50.0600.0208.53
5.0.40.0570.0238.53
5.0.30.0730.0378.53
5.0.20.0670.0238.53
5.0.10.0730.0278.53
5.0.00.0730.0438.53
4.4.90.0770.0238.53
4.4.80.0700.0138.53
4.4.70.0570.0178.53
4.4.60.0570.0178.53
4.4.50.0800.0208.53
4.4.40.0770.0338.53
4.4.30.0730.0308.53
4.4.20.0670.0138.53
4.4.10.0400.0138.53
4.4.00.0000.0578.53
4.3.110.0070.0138.53
4.3.100.0030.0308.53
4.3.90.0070.0308.53
4.3.80.0000.0378.53
4.3.70.0000.0308.53
4.3.60.0000.0178.53
4.3.50.0270.0238.53
4.3.40.0630.0238.53
4.3.30.0370.0238.53
4.3.20.0400.0308.53
4.3.10.0430.0338.53
4.3.00.0370.0238.53

preferences:
80.69 ms | 401 KiB | 5 Q