3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'Ukraine - Russia or Iran - Argentina'; preg_match('#(or).#', $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)
8.3.70.0150.00616.61
8.3.60.0070.00716.38
8.3.50.0110.00622.11
8.3.40.0110.00419.00
8.3.30.0110.00318.92
8.3.20.0040.00420.38
8.3.10.0070.00323.61
8.3.00.0040.00419.05
8.2.180.0070.00718.29
8.2.170.0150.00018.79
8.2.160.0140.00322.96
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00420.34
8.2.110.0030.00622.43
8.2.100.0000.01117.91
8.2.90.0050.00318.93
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0030.00517.80
8.2.50.0040.00418.07
8.2.40.0060.00319.95
8.2.30.0080.00018.14
8.2.20.0080.00017.70
8.2.10.0040.00418.02
8.2.00.0040.00417.82
8.1.280.0070.00725.92
8.1.270.0040.00423.97
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0000.01123.79
8.1.230.0080.00419.17
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.24
8.1.190.0000.00817.35
8.1.180.0070.00319.01
8.1.170.0040.00418.65
8.1.160.0030.00521.96
8.1.150.0060.00318.64
8.1.140.0000.00717.44
8.1.130.0000.00717.80
8.1.120.0040.00417.44
8.1.110.0040.00417.55
8.1.100.0030.00617.43
8.1.90.0000.00817.53
8.1.80.0000.00817.61
8.1.70.0040.00417.55
8.1.60.0030.00617.67
8.1.50.0000.00817.58
8.1.40.0060.00317.59
8.1.30.0060.00317.60
8.1.20.0040.00417.74
8.1.10.0040.00417.64
8.1.00.0000.00817.46
8.0.300.0070.00018.77
8.0.290.0000.00717.16
8.0.280.0030.00318.39
8.0.270.0070.00317.12
8.0.260.0000.00717.21
8.0.250.0000.00817.07
8.0.240.0060.00316.95
8.0.230.0070.00017.00
8.0.220.0040.00416.90
8.0.210.0040.00416.84
8.0.200.0030.00717.02
8.0.190.0080.00017.01
8.0.180.0070.00016.98
8.0.170.0050.00316.98
8.0.160.0040.00416.86
8.0.150.0040.00416.80
8.0.140.0050.00316.80
8.0.130.0000.00613.33
8.0.120.0080.00016.98
8.0.110.0000.00717.00
8.0.100.0040.00416.83
8.0.90.0040.00416.86
8.0.80.0130.00316.95
8.0.70.0040.00416.84
8.0.60.0000.00717.01
8.0.50.0000.00716.92
8.0.30.0130.00517.15
8.0.20.0130.00517.40
8.0.10.0040.00416.95
8.0.00.0090.01216.79
7.4.330.0000.00515.00
7.4.320.0040.00416.65
7.4.300.0030.00316.71
7.4.290.0040.00416.75
7.4.280.0050.00216.55
7.4.270.0040.00416.79
7.4.260.0120.00016.65
7.4.250.0040.00416.73
7.4.240.0040.00416.66
7.4.230.0040.00416.82
7.4.220.0070.01116.79
7.4.210.0070.00816.69
7.4.200.0070.00016.57
7.4.190.0070.00016.81
7.4.160.0110.00616.52
7.4.150.0040.01517.40
7.4.140.0150.00517.86
7.4.130.0150.00416.66
7.4.120.0120.00716.66
7.4.110.0110.00716.41
7.4.100.0090.00916.58
7.4.90.0120.00616.72
7.4.80.0080.01519.39
7.4.70.0070.01416.49
7.4.60.0090.01216.54
7.4.50.0030.00616.49
7.4.40.0060.00916.65
7.4.30.0090.01216.65
7.4.00.0100.00714.91
7.3.330.0050.00013.01
7.3.320.0000.00613.21
7.3.310.0000.00816.23
7.3.300.0030.00516.32
7.3.290.0090.00916.24
7.3.280.0120.00816.25
7.3.270.0070.01017.40
7.3.260.0130.00416.32
7.3.250.0140.00416.52
7.3.240.0190.00716.46
7.3.230.0070.01016.39
7.3.210.0110.00816.45
7.3.200.0120.00419.39
7.3.190.0110.01116.39
7.3.180.0080.00816.28
7.3.170.0110.01016.66
7.3.160.0090.00616.50
7.3.120.0090.00614.72
7.3.10.0120.00316.49
7.3.00.0030.00616.82
7.2.330.0090.00916.54
7.2.320.0130.00316.59
7.2.310.0150.00816.50
7.2.300.0060.01216.64
7.2.290.0110.00816.61
7.2.130.0040.01117.00
7.2.120.0030.01016.71
7.2.110.0060.00616.78
7.2.100.0120.00316.96
7.2.90.0100.00716.70
7.2.80.0000.01016.89
7.2.70.0040.01416.92
7.2.60.0100.00717.01
7.2.50.0110.00016.81
7.2.40.0030.01016.77
7.2.30.0070.00716.71
7.2.20.0000.01416.56
7.2.10.0090.00617.09
7.2.00.0020.00818.26
7.1.250.0090.00615.61
7.1.200.0040.00715.59
7.1.100.0030.00918.32
7.1.70.0030.00617.01
7.1.60.0110.01419.46
7.1.50.0030.01716.77
7.1.00.0030.07722.50
7.0.200.0040.00416.88
7.0.140.0030.07322.13
7.0.60.0030.07020.02
7.0.50.0030.04017.84
7.0.40.0130.08320.23
7.0.30.0470.05720.04
7.0.20.0330.06720.14
7.0.10.0100.07320.11
7.0.00.0100.07720.43
5.6.280.0030.07320.98
5.6.210.0000.06720.54
5.6.200.0070.04018.22
5.6.190.0100.08720.53
5.6.180.0230.05320.49
5.6.170.0370.03720.50
5.6.160.0100.04720.46
5.6.150.0100.07018.21
5.6.140.0030.04018.18
5.6.130.0070.06718.17
5.6.120.0130.04720.92
5.6.110.0200.04721.00
5.6.100.0070.08720.88
5.6.90.0100.06720.98
5.6.80.0030.05020.38
5.5.350.0200.07320.31
5.5.340.0030.06318.02
5.5.330.0030.04720.40
5.5.320.0330.04320.51
5.5.310.0230.05320.21
5.5.300.0070.04017.91
5.5.290.0070.08717.96
5.5.280.0100.06020.86
5.5.270.0100.04020.75
5.5.260.0070.08020.86
5.5.250.0130.07320.43
5.5.240.0200.07720.15
5.4.450.0130.04719.39
5.4.440.0170.03719.41
5.4.430.0000.04019.45
5.4.420.0000.04719.54
5.4.410.0100.03019.29
5.4.400.0070.03019.09
5.4.390.0100.03018.91
5.4.380.0000.03719.08
5.4.370.0000.05019.08
5.4.360.0000.05319.25
5.4.350.0030.04019.24
5.4.340.0100.03318.93
5.4.320.0130.07319.06
5.4.310.0070.04019.09
5.4.300.0100.03318.79
5.4.290.0000.08319.17
5.4.280.0030.07318.88
5.4.270.0130.06318.93
5.4.260.0070.05719.05
5.4.250.0000.05319.08
5.4.240.0070.08019.12
5.4.230.0100.05319.15
5.4.220.0070.06719.07
5.4.210.0030.05019.13
5.4.200.0030.07319.09
5.4.190.0030.06019.09
5.4.180.0000.04019.24
5.4.170.0030.04018.87
5.4.160.0030.07719.11
5.4.150.0030.04719.23
5.4.140.0000.05316.30
5.4.130.0130.06016.28
5.4.120.0070.06716.27
5.4.110.0030.04016.45
5.4.100.0030.03716.39
5.4.90.0030.03716.21
5.4.80.0030.03716.37
5.4.70.0000.07016.38
5.4.60.0030.04716.41
5.4.50.0000.04316.16
5.4.40.0000.06016.50
5.4.30.0000.05716.36
5.4.20.0030.05716.03
5.4.10.0000.04316.43
5.4.00.0030.04015.89
5.3.290.0100.03314.71
5.3.280.0070.08014.54
5.3.270.0100.03314.55
5.3.260.0100.05014.43
5.3.250.0030.06314.46
5.3.240.0030.06714.43
5.3.230.0100.07314.64
5.3.220.0030.08314.62
5.3.210.0100.05714.61
5.3.200.0000.04014.65
5.3.190.0000.04014.55
5.3.180.0100.06014.50
5.3.170.0070.06014.46
5.3.160.0070.04314.41
5.3.150.0030.04714.38
5.3.140.0100.07314.38
5.3.130.0130.07714.45
5.3.120.0100.06014.41
5.3.110.0030.04014.51
5.3.100.0030.04714.12
5.3.90.0070.07013.87
5.3.80.0000.08014.06
5.3.70.0100.03013.84
5.3.60.0030.04313.78
5.3.50.0030.03313.74
5.3.40.0100.07013.82
5.3.30.0030.06714.01
5.3.20.0030.06013.59
5.3.10.0070.06713.61
5.3.00.0100.06713.48
5.2.170.0000.03012.14
5.2.160.0030.05312.14
5.2.150.0030.04712.14
5.2.140.0070.04012.14
5.2.130.0000.05012.14
5.2.120.0030.04312.14
5.2.110.0000.06712.14
5.2.100.0030.05012.14
5.2.90.0100.05312.14
5.2.80.0000.05712.14
5.2.70.0100.05012.14
5.2.60.0030.03312.14
5.2.50.0000.05712.14
5.2.40.0030.06312.14
5.2.30.0000.06012.14
5.2.20.0070.06012.14
5.2.10.0030.04312.14
5.2.00.0000.04312.14
5.1.60.0030.03312.14
5.1.50.0030.03012.14
5.1.40.0030.04312.14
5.1.30.0070.04712.14
5.1.20.0070.04312.14
5.1.10.0000.06012.14
5.1.00.0030.05712.14
5.0.50.0030.03712.14
5.0.40.0030.02312.14
5.0.30.0030.05312.14
5.0.20.0000.04712.14
5.0.10.0070.04312.14
5.0.00.0000.06312.14
4.4.90.0000.02312.14
4.4.80.0000.02712.14
4.4.70.0030.04312.14
4.4.60.0030.02312.14
4.4.50.0030.02312.14
4.4.40.0030.02312.14
4.4.30.0000.03312.14
4.4.20.0000.03312.14
4.4.10.0000.03712.14
4.4.00.0000.03312.14
4.3.110.0070.02312.14
4.3.100.0070.03012.14
4.3.90.0030.02012.14
4.3.80.0000.05312.14
4.3.70.0030.02312.14
4.3.60.0070.03012.14
4.3.50.0000.02712.14
4.3.40.0070.03712.14
4.3.30.0000.03012.14
4.3.20.0070.03312.14
4.3.10.0030.03712.14
4.3.00.0030.03312.14

preferences:
42.27 ms | 401 KiB | 5 Q