3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'Ukraine - Russia or Iran - Argentina'; preg_match('#(\w)+\-(\w)+#', $a, $m); var_dump($m);

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)
8.3.60.0090.00916.38
8.3.50.0090.00722.04
8.3.40.0140.00018.80
8.3.30.0100.00318.96
8.3.20.0070.00020.25
8.3.10.0030.00623.51
8.3.00.0030.00518.99
8.2.180.0120.00318.57
8.2.170.0060.00922.96
8.2.160.0090.00620.24
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0070.00020.58
8.2.110.0060.00322.28
8.2.100.0090.00317.91
8.2.90.0050.00319.27
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0040.00417.78
8.2.50.0080.00018.07
8.2.40.0000.00819.94
8.2.30.0000.00818.09
8.2.20.0050.00317.70
8.2.10.0000.00817.96
8.2.00.0040.00417.82
8.1.280.0110.00725.92
8.1.270.0040.00422.16
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0060.00322.18
8.1.230.0080.00319.16
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0040.00417.48
8.1.190.0050.00317.23
8.1.180.0040.00419.14
8.1.170.0090.00018.68
8.1.160.0050.00221.98
8.1.150.0000.00718.64
8.1.140.0000.00717.60
8.1.130.0030.00317.84
8.1.120.0070.00017.59
8.1.110.0040.00417.54
8.1.100.0030.00517.54
8.1.90.0030.00317.53
8.1.80.0040.00417.58
8.1.70.0030.00317.49
8.1.60.0070.00017.67
8.1.50.0030.00517.45
8.1.40.0050.00217.53
8.1.30.0040.00417.75
8.1.20.0000.00817.61
8.1.10.0050.00317.57
8.1.00.0030.00617.54
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0070.00018.42
8.0.270.0100.00017.21
8.0.260.0060.00017.09
8.0.250.0000.00617.03
8.0.240.0000.00816.89
8.0.230.0030.00517.05
8.0.220.0000.00717.02
8.0.210.0000.00716.88
8.0.200.0000.00917.05
8.0.190.0000.00817.04
8.0.180.0060.00316.98
8.0.170.0050.00316.95
8.0.160.0050.00216.98
8.0.150.0030.00416.91
8.0.140.0090.00016.95
8.0.130.0000.00613.44
8.0.120.0060.00316.87
8.0.110.0000.00716.86
8.0.100.0050.00316.84
8.0.90.0040.00416.94
8.0.80.0100.01016.96
8.0.70.0050.00316.84
8.0.60.0040.00416.80
8.0.50.0030.00616.97
8.0.30.0110.00717.17
8.0.20.0100.00817.40
8.0.10.0040.00417.05
8.0.00.0060.01116.71
7.4.330.0020.00215.05
7.4.320.0030.00316.55
7.4.300.0000.00716.79
7.4.290.0030.00316.65
7.4.280.0050.00216.63
7.4.270.0000.00716.75
7.4.260.0020.00516.53
7.4.250.0000.00816.59
7.4.240.0050.00216.66
7.4.230.0070.00016.77
7.4.220.0060.01216.85
7.4.210.0050.00916.69
7.4.200.0030.00316.64
7.4.190.0070.00016.91
7.4.160.0080.00816.52
7.4.150.0170.00317.40
7.4.140.0150.00917.86
7.4.130.0050.01216.62
7.4.120.0100.00816.52
7.4.110.0150.00316.60
7.4.100.0080.00816.58
7.4.90.0140.00716.41
7.4.80.0100.01319.39
7.4.70.0030.01316.55
7.4.60.0090.00916.55
7.4.50.0030.00316.61
7.4.40.0040.01216.63
7.4.30.0070.01616.70
7.4.00.0150.00014.74
7.3.330.0060.00013.04
7.3.320.0050.00013.08
7.3.310.0040.00416.31
7.3.300.0040.00416.23
7.3.290.0100.00416.34
7.3.280.0090.00816.25
7.3.270.0030.01617.40
7.3.260.0090.00916.40
7.3.250.0070.01016.46
7.3.240.0100.00716.35
7.3.230.0090.01116.60
7.3.210.0130.01016.50
7.3.200.0000.02319.39
7.3.190.0060.01416.32
7.3.180.0120.00616.66
7.3.170.0120.00416.50
7.3.160.0100.01016.23
7.3.120.0000.00914.74
7.2.330.0120.00616.58
7.2.320.0100.00716.67
7.2.310.0180.00816.36
7.2.300.0100.01216.73
7.2.290.0200.00016.56
7.2.60.0000.01316.99
7.1.200.0070.00415.79
7.1.70.0060.00917.00
7.1.60.0070.01119.46
7.1.50.0160.00617.18
7.1.00.0030.07722.37
7.0.200.0030.01316.71
7.0.140.0070.07022.07
7.0.100.0070.06319.89
7.0.90.0170.07320.02
7.0.80.0130.05719.84
7.0.70.0100.07720.01
7.0.60.0070.06319.81
7.0.50.0070.08020.34
7.0.40.0170.07720.09
7.0.30.0030.08320.05
7.0.20.0100.07020.04
7.0.10.0070.08320.10
7.0.00.0130.07719.98
5.6.280.0030.07321.07
5.6.250.0070.08320.56
5.6.240.0070.08020.53
5.6.230.0130.07320.62
5.6.220.0030.07320.63
5.6.210.0100.08020.72
5.6.200.0130.07320.95
5.6.190.0170.07021.04
5.6.180.0170.07321.17
5.6.170.0130.07021.07
5.6.160.0070.08021.13
5.6.150.0170.04020.93
5.6.140.0100.07721.10
5.6.130.0030.07720.93
5.6.120.0100.07321.08
5.6.110.0030.07320.93
5.6.100.0070.04021.09
5.6.90.0030.04320.99
5.6.80.0070.04020.48
5.6.70.0070.03720.33
5.6.60.0030.04020.41
5.6.50.0070.08020.51
5.6.40.0100.06720.41
5.6.30.0070.07020.30
5.6.20.0070.03320.35
5.6.10.0000.04320.46
5.6.00.0030.03720.47
5.5.380.0170.06320.36
5.5.370.0030.06320.44
5.5.360.0030.08320.33
5.5.350.0100.07320.36
5.5.340.0130.07720.92
5.5.330.0170.07020.89
5.5.320.0170.07320.88
5.5.310.0270.07020.77
5.5.300.0100.07320.73
5.5.290.0170.04720.90
5.5.280.0070.05320.70
5.5.270.0070.04020.62
5.5.260.0070.04720.82
5.5.250.0000.05020.61
5.5.240.0130.03720.21
5.5.230.0070.03720.29
5.5.220.0030.03720.10
5.5.210.0070.08020.14
5.5.200.0100.03320.26
5.5.190.0070.03720.24
5.5.180.0030.04020.23
5.5.160.0030.04320.10
5.5.150.0030.05719.98
5.5.140.0000.06020.23
5.5.130.0070.03320.17
5.5.120.0000.04020.17
5.5.110.0100.03320.08
5.5.100.0030.06020.10
5.5.90.0100.03719.97
5.5.80.0070.03020.14
5.5.70.0070.03720.06
5.5.60.0100.03020.05
5.5.50.0000.04020.05
5.5.40.0000.03720.12
5.5.30.0070.04019.91
5.5.20.0070.03720.12
5.5.10.0000.07019.97
5.5.00.0000.04020.03
5.4.450.0070.07019.37
5.4.440.0000.08319.22
5.4.430.0100.03319.21
5.4.420.0030.04019.36
5.4.410.0070.03719.42
5.4.400.0070.03318.97
5.4.390.0000.04019.04
5.4.380.0000.04019.12
5.4.370.0100.07318.82
5.4.360.0070.05019.22
5.4.350.0030.05719.10
5.4.340.0070.03318.97
5.4.320.0230.05719.03
5.4.310.0070.07018.81
5.4.300.0100.03718.94
5.4.290.0100.03018.95
5.4.280.0030.03719.05
5.4.270.0070.03718.81
5.4.260.0100.07018.97
5.4.250.0070.03319.03
5.4.240.0070.03319.12
5.4.230.0030.03718.88
5.4.220.0000.05718.81
5.4.210.0030.03319.05
5.4.200.0030.03719.03
5.4.190.0070.03318.82
5.4.180.0100.03019.02
5.4.170.0000.03718.82
5.4.160.0030.03719.07
5.4.150.0000.06718.81
5.4.140.0030.03716.28
5.4.130.0070.04016.27
5.4.120.0030.04016.32
5.4.110.0000.06016.44
5.4.100.0100.05016.30
5.4.90.0000.03716.20
5.4.80.0030.05016.40
5.4.70.0000.08016.19
5.4.60.0070.07316.39
5.4.50.0170.05716.28
5.4.40.0030.05716.36
5.4.30.0100.06716.33
5.4.20.0100.04716.34
5.4.10.0130.06016.39
5.4.00.0000.08015.71
5.3.290.0030.05014.57
5.3.280.0000.04014.59
5.3.270.0000.04014.48
5.3.260.0030.03714.60
5.3.250.0070.03314.54
5.3.240.0100.06014.61
5.3.230.0030.04014.61
5.3.220.0070.03714.42
5.3.210.0100.03714.57
5.3.200.0000.06714.53
5.3.190.0070.07314.55
5.3.180.0070.07014.41
5.3.170.0100.07714.56
5.3.160.0030.04714.47
5.3.150.0100.07314.48
5.3.140.0130.06314.56
5.3.130.0130.08014.41
5.3.120.0070.07314.37
5.3.110.0070.07014.39
5.3.100.0030.04314.04
5.3.90.0070.07314.01
5.3.80.0200.05314.03
5.3.70.0030.08013.96
5.3.60.0070.05713.86
5.3.50.0170.05713.89
5.3.40.0000.08013.91
5.3.30.0100.07313.89
5.3.20.0030.07013.62
5.3.10.0130.05313.52
5.3.00.0030.07013.59
5.2.170.0030.04311.16
5.2.160.0070.05711.10
5.2.150.0030.06010.98
5.2.140.0100.05311.10
5.2.130.0070.05710.98
5.2.120.0100.06011.02
5.2.110.0070.03310.98
5.2.100.0030.04011.02
5.2.90.0030.04311.14
5.2.80.0030.06311.05
5.2.70.0100.05711.09
5.2.60.0070.05311.03
5.2.50.0070.06010.98
5.2.40.0070.05710.98
5.2.30.0070.05710.98
5.2.20.0100.05311.02
5.2.10.0070.05710.98
5.2.00.0030.03310.98
5.1.60.0070.04310.98
5.1.50.0070.04710.98
5.1.40.0030.04710.07
5.1.30.0100.05010.38
5.1.20.0070.05310.20
5.1.10.0070.05310.07
5.1.00.0100.04710.13
5.0.50.0000.05010.07
5.0.40.0030.04010.07
5.0.30.0000.06710.07
5.0.20.0000.04310.07
5.0.10.0170.02010.07
5.0.00.0000.07010.07
4.4.90.0000.04010.98
4.4.80.0000.03710.98
4.4.70.0000.03710.98
4.4.60.0000.03710.98
4.4.50.0030.03310.98
4.4.40.0030.05710.98
4.4.30.0070.02710.07
4.4.20.0030.03710.07
4.4.10.0000.04010.07
4.4.00.0100.02010.07
4.3.110.0000.02710.07
4.3.100.0000.03710.07
4.3.90.0000.03010.07
4.3.80.0000.05010.07
4.3.70.0100.02710.07
4.3.60.0100.02710.07
4.3.50.0070.03310.07
4.3.40.0000.05310.07
4.3.30.0030.03310.07
4.3.20.0000.03710.07
4.3.10.0000.03310.07
4.3.00.0000.03710.07

preferences:
53.08 ms | 401 KiB | 5 Q