3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'Ukraine - Russia or Iran - Argentina'; preg_match('', $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)
8.3.60.0100.01018.68
8.3.50.0090.00722.10
8.3.40.0110.00418.76
8.3.30.0070.00718.95
8.3.20.0040.00420.16
8.3.10.0030.00623.65
8.3.00.0000.00818.91
8.2.180.0000.01616.38
8.2.170.0070.00722.96
8.2.160.0080.00820.38
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0070.00020.38
8.2.110.0030.00621.93
8.2.100.0060.00719.51
8.2.90.0040.00419.08
8.2.80.0000.00817.97
8.2.70.0080.00017.34
8.2.60.0060.00617.80
8.2.50.0040.00418.07
8.2.40.0000.00819.95
8.2.30.0080.00018.05
8.2.20.0080.00017.56
8.2.10.0000.00718.04
8.2.00.0000.00717.54
8.1.280.0070.00725.92
8.1.270.0040.00422.10
8.1.260.0050.00326.35
8.1.250.0050.00328.09
8.1.240.0030.00623.71
8.1.230.0080.00319.09
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0040.00416.88
8.1.180.0070.00019.01
8.1.170.0040.00418.56
8.1.160.0000.00821.98
8.1.150.0000.00718.57
8.1.140.0070.00017.39
8.1.130.0070.00017.93
8.1.120.0040.00417.41
8.1.110.0000.00917.39
8.1.100.0000.00717.40
8.1.90.0040.00417.32
8.1.80.0000.00717.28
8.1.70.0030.00317.33
8.1.60.0000.00917.46
8.1.50.0040.00417.45
8.1.40.0000.00717.50
8.1.30.0030.00617.51
8.1.20.0040.00417.54
8.1.10.0000.00717.47
8.1.00.0000.00717.44
8.0.300.0030.00318.77
8.0.290.0040.00417.05
8.0.280.0050.00318.45
8.0.270.0080.00017.12
8.0.260.0030.00317.17
8.0.250.0000.00717.02
8.0.240.0070.00016.94
8.0.230.0070.00016.85
8.0.220.0030.00316.88
8.0.210.0000.00616.76
8.0.200.0090.00016.91
8.0.190.0070.00016.92
8.0.180.0040.00416.93
8.0.170.0040.00416.80
8.0.160.0000.00716.82
8.0.150.0030.00316.89
8.0.140.0000.00816.73
8.0.130.0040.00413.34
8.0.120.0040.00416.86
8.0.110.0000.00816.92
8.0.100.0040.00416.71
8.0.90.0000.00816.86
8.0.80.0100.01016.86
8.0.70.0040.00416.71
8.0.60.0040.00416.75
8.0.50.0000.00716.92
8.0.30.0060.01216.94
8.0.20.0090.00917.40
8.0.10.0040.00416.96
8.0.00.0090.01216.63
7.4.330.0050.00015.00
7.4.320.0030.00316.52
7.4.300.0000.00616.45
7.4.290.0000.00716.55
7.4.280.0000.00816.48
7.4.270.0020.00516.45
7.4.260.0030.00316.41
7.4.250.0040.00416.36
7.4.240.0020.00516.47
7.4.230.0000.00716.50
7.4.220.0060.01216.39
7.4.210.0070.00916.52
7.4.200.0000.00716.53
7.4.190.0000.00816.47
7.4.160.0120.00416.38
7.4.150.0140.00417.40
7.4.140.0140.00917.86
7.4.130.0070.01316.51
7.4.120.0100.00716.49
7.4.110.0040.01216.48
7.4.100.0090.01116.39
7.4.90.0110.00716.44
7.4.80.0110.00719.39
7.4.70.0130.00416.39
7.4.60.0100.00716.27
7.4.50.0030.00616.42
7.4.40.0100.00716.27
7.4.30.0030.01416.25
7.4.00.0060.01215.02
7.3.330.0050.00013.02
7.3.320.0000.00612.93
7.3.310.0070.00016.18
7.3.300.0000.00616.11
7.3.290.0060.01516.23
7.3.280.0120.00616.22
7.3.270.0130.00317.40
7.3.260.0070.01016.40
7.3.250.0110.00816.24
7.3.240.0080.00916.14
7.3.230.0060.01216.39
7.3.210.0220.02016.19
7.3.200.0130.00319.39
7.3.190.0030.01416.29
7.3.180.0120.00616.11
7.3.170.0130.00316.31
7.3.160.0100.00916.18
7.3.120.0040.00714.63
7.2.330.0160.00316.25
7.2.320.0090.00916.47
7.2.310.0120.00616.25
7.2.300.0100.00716.39
7.2.290.0140.01116.56
7.1.70.0070.00717.09
7.1.60.0130.01019.46
7.1.50.0100.01416.86
7.1.00.0070.07322.45
7.0.200.0000.01016.56
7.0.140.0100.06321.98
7.0.100.0170.07020.03
7.0.90.0130.07319.93
7.0.80.0030.06319.91
7.0.70.0200.07720.00
7.0.60.0170.07320.05
7.0.50.0100.04720.28
7.0.40.0100.06719.96
7.0.30.0130.07320.09
7.0.20.0100.07720.18
7.0.10.0130.08320.18
7.0.00.0000.09320.18
5.6.280.0030.07321.12
5.6.250.0030.08020.59
5.6.240.0000.05720.66
5.6.230.0130.07020.56
5.6.220.0030.08720.49
5.6.210.0100.07020.58
5.6.200.0070.08021.01
5.6.190.0130.06720.96
5.6.180.0100.04321.09
5.6.170.0130.06020.94
5.6.160.0130.06720.95
5.6.150.0030.04320.93
5.6.140.0130.07320.95
5.6.130.0100.07021.11
5.6.120.0030.08321.07
5.6.110.0100.06321.04
5.6.100.0200.05321.02
5.6.90.0200.05320.93
5.6.80.0030.04320.48
5.6.70.0070.03720.38
5.6.60.0170.04020.45
5.6.50.0070.04720.41
5.6.40.0030.05320.29
5.6.30.0070.05320.44
5.6.20.0100.04720.39
5.6.10.0130.06320.45
5.6.00.0130.07720.34
5.5.380.0130.07020.35
5.5.370.0070.05720.34
5.5.360.0070.08320.40
5.5.350.0030.04720.45
5.5.340.0000.07020.83
5.5.330.0030.08020.86
5.5.320.0100.08320.80
5.5.310.0170.07020.71
5.5.300.0100.08020.72
5.5.290.0030.07720.86
5.5.280.0100.06720.63
5.5.270.0100.05720.76
5.5.260.0130.08020.76
5.5.250.0070.08020.49
5.5.240.0000.05720.27
5.5.230.0070.05320.20
5.5.220.0100.07320.14
5.5.210.0130.05720.12
5.5.200.0070.05720.24
5.5.190.0070.08320.23
5.5.180.0100.08020.22
5.5.160.0170.06320.26
5.5.150.0070.03720.07
5.5.140.0170.06720.19
5.5.130.0070.08320.23
5.5.120.0170.06320.20
5.5.110.0100.07020.27
5.5.100.0130.07020.07
5.5.90.0070.04720.04
5.5.80.0170.06720.10
5.5.70.0070.06720.08
5.5.60.0100.07020.08
5.5.50.0170.07720.14
5.5.40.0100.03320.05
5.5.30.0130.07320.04
5.5.20.0070.07020.15
5.5.10.0100.07320.05
5.5.00.0100.07320.08
5.4.450.0030.04719.23
5.4.440.0070.08019.46
5.4.430.0000.04319.27
5.4.420.0130.03719.44
5.4.410.0030.05019.45
5.4.400.0030.05718.90
5.4.390.0100.03719.10
5.4.380.0030.08019.03
5.4.370.0100.06718.91
5.4.360.0030.07019.07
5.4.350.0230.06019.10
5.4.340.0070.08019.23
5.4.320.0030.06719.17
5.4.310.0070.08018.81
5.4.300.0000.08319.05
5.4.290.0030.04319.04
5.4.280.0070.07719.11
5.4.270.0070.03719.03
5.4.260.0100.07019.03
5.4.250.0170.08719.05
5.4.240.0000.08718.81
5.4.230.0000.05018.81
5.4.220.0000.07019.05
5.4.210.0030.03719.05
5.4.200.0200.06019.02
5.4.190.0070.05019.03
5.4.180.0030.07718.89
5.4.170.0000.06318.80
5.4.160.0200.06019.10
5.4.150.0070.06318.92
5.4.140.0030.05716.12
5.4.130.0070.07316.32
5.4.120.0100.06316.36
5.4.110.0100.07316.41
5.4.100.0030.04016.24
5.4.90.0070.07716.43
5.4.80.0030.07716.25
5.4.70.0030.04716.42
5.4.60.0030.07316.39
5.4.50.0070.07016.38
5.4.40.0070.05016.29
5.4.30.0070.06716.38
5.4.20.0100.04016.28
5.4.10.0100.06316.41
5.4.00.0070.07015.71
5.3.290.0030.04714.54
5.3.280.0070.03714.59
5.3.270.0130.06714.56
5.3.260.0070.07714.43
5.3.250.0070.07714.57
5.3.240.0030.07014.46
5.3.230.0100.04014.55
5.3.220.0070.06314.47
5.3.210.0000.04714.50
5.3.200.0030.05014.41
5.3.190.0030.04014.42
5.3.180.0170.03714.54
5.3.170.0070.04014.51
5.3.160.0100.03314.54
5.3.150.0030.07714.42
5.3.140.0070.04314.55
5.3.130.0070.04314.55
5.3.120.0130.07014.50
5.3.110.0100.05314.55
5.3.100.0000.04713.95
5.3.90.0030.07313.88
5.3.80.0130.06713.98
5.3.70.0070.07314.01
5.3.60.0070.07313.96
5.3.50.0170.06013.93
5.3.40.0000.08313.93
5.3.30.0100.03013.77
5.3.20.0070.03713.54
5.3.10.0030.06013.41
5.3.00.0100.06713.64
5.2.170.0000.03711.14
5.2.160.0030.05311.14
5.2.150.0070.06011.19
5.2.140.0000.04711.16
5.2.130.0030.04311.15
5.2.120.0030.04311.09
5.2.110.0030.04710.89
5.2.100.0070.05311.08
5.2.90.0030.05711.13
5.2.80.0070.06011.14
5.2.70.0030.03311.11
5.2.60.0000.04711.10
5.2.50.0100.05011.05
5.2.40.0030.03710.86
5.2.30.0030.05310.97
5.2.20.0130.04710.80
5.2.10.0030.05710.77
5.2.00.0070.05010.73
5.1.60.0130.0309.98
5.1.50.0030.0509.87
5.1.40.0030.02310.02
5.1.30.0100.05010.30
5.1.20.0100.04710.37
5.1.10.0030.02710.05
5.1.00.0070.0539.90
5.0.50.0030.0478.37
5.0.40.0100.0278.41
5.0.30.0030.0308.22
5.0.20.0100.0278.30
5.0.10.0000.0578.20
5.0.00.0070.0538.23
4.4.90.0000.0238.13
4.4.80.0030.0178.13
4.4.70.0000.0378.13
4.4.60.0030.0278.13
4.4.50.0030.0308.13
4.4.40.0000.0538.13
4.4.30.0030.0178.13
4.4.20.0000.0208.13
4.4.10.0000.0308.13
4.4.00.0000.0508.13
4.3.110.0030.0208.13
4.3.100.0030.0308.13
4.3.90.0030.0338.13
4.3.80.0000.0308.13
4.3.70.0000.0308.13
4.3.60.0070.0308.13
4.3.50.0000.0308.13
4.3.40.0000.0338.13
4.3.30.0000.0278.13
4.3.20.0070.0308.13
4.3.10.0000.0278.13
4.3.00.0000.0178.13

preferences:
47.37 ms | 401 KiB | 5 Q