3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( preg_match_all('/((?:(?:[^\\\\])|(?:(\\\\){2}))+)/', "asdf\\\\dsf\dsfaf", $matches) ); var_dump($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)
8.3.60.0100.00716.63
8.3.50.0070.01322.99
8.3.40.0060.00918.81
8.3.30.0140.00018.95
8.3.20.0080.00020.26
8.3.10.0000.00823.53
8.3.00.0060.00319.25
8.2.180.0160.00618.41
8.2.170.0070.00722.96
8.2.160.0120.00320.52
8.2.150.0080.00024.18
8.2.140.0050.00224.66
8.2.130.0030.00526.16
8.2.120.0050.00221.22
8.2.110.0100.00020.39
8.2.100.0070.00317.91
8.2.90.0060.00318.73
8.2.80.0040.00417.97
8.2.70.0040.00717.63
8.2.60.0100.00017.79
8.2.50.0000.00818.07
8.2.40.0040.00418.09
8.2.30.0040.00417.83
8.2.20.0080.00017.68
8.2.10.0030.00517.96
8.2.00.0040.00417.70
8.1.280.0140.00725.92
8.1.270.0080.00023.88
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0070.00322.12
8.1.230.0080.00319.10
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0060.00318.71
8.1.160.0000.00821.98
8.1.150.0040.00418.77
8.1.140.0060.00317.39
8.1.130.0000.00717.84
8.1.120.0000.00717.49
8.1.110.0000.00717.45
8.1.100.0000.00717.37
8.1.90.0040.00417.47
8.1.80.0070.00017.44
8.1.70.0030.00717.41
8.1.60.0030.00617.64
8.1.50.0040.00417.61
8.1.40.0040.00417.59
8.1.30.0000.00817.57
8.1.20.0030.00517.70
8.1.10.0000.00917.48
8.1.00.0050.00317.41
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0030.00318.27
8.0.270.0030.00617.07
8.0.260.0080.00017.16
8.0.250.0030.00316.87
8.0.240.0070.00016.93
8.0.230.0000.00716.93
8.0.220.0040.00416.89
8.0.210.0030.00316.82
8.0.200.0030.00316.86
8.0.190.0040.00416.95
8.0.180.0000.00716.99
8.0.170.0030.00516.93
8.0.160.0050.00316.85
8.0.150.0000.00716.90
8.0.140.0070.00016.65
8.0.130.0000.00613.34
8.0.120.0050.00216.82
8.0.110.0040.00416.96
8.0.100.0020.00516.89
8.0.90.0000.00717.03
8.0.80.0090.01316.86
8.0.70.0000.00816.79
8.0.60.0000.00716.69
8.0.50.0040.00416.87
8.0.30.0100.00917.29
8.0.20.0100.00917.42
8.0.10.0040.00416.80
8.0.00.0070.01416.64
7.4.330.0000.00515.00
7.4.320.0030.00316.73
7.4.300.0000.00716.60
7.4.290.0070.00016.64
7.4.280.0040.00416.57
7.4.270.0040.00416.58
7.4.260.0000.00716.55
7.4.250.0080.00016.55
7.4.240.0010.00616.61
7.4.230.0000.00816.63
7.4.220.0120.00616.73
7.4.210.0030.01016.60
7.4.200.0040.00416.66
7.4.160.0100.00716.48
7.4.150.0070.01117.40
7.4.140.0100.00817.86
7.4.130.0070.01116.49
7.4.120.0100.00716.44
7.4.110.0070.01016.38
7.4.100.0140.00916.43
7.4.90.0120.00616.41
7.4.80.0140.00719.39
7.4.70.0110.00716.52
7.4.60.0050.01216.57
7.4.50.0080.00016.53
7.4.40.0030.01316.70
7.4.30.0120.00416.55
7.4.00.0070.01015.04
7.3.330.0000.00513.19
7.3.320.0060.00013.20
7.3.310.0000.00716.38
7.3.300.0030.00316.29
7.3.290.0030.01716.21
7.3.280.0100.00616.28
7.3.270.0060.01317.40
7.3.260.0090.00916.57
7.3.250.0090.00816.42
7.3.240.0110.00816.24
7.3.230.0110.00616.62
7.3.210.0070.01016.55
7.3.200.0120.00319.39
7.3.190.0110.00616.33
7.3.180.0070.01016.32
7.3.170.0090.00616.70
7.3.160.0080.00716.30
7.3.10.0030.00916.38
7.3.00.0040.01116.59
7.2.330.0120.00616.64
7.2.320.0070.01016.61
7.2.310.0100.00716.46
7.2.300.0080.00816.62
7.2.290.0100.00716.69
7.2.130.0160.00416.71
7.2.120.0090.00916.89
7.2.110.0070.01016.63
7.2.100.0030.01016.80
7.2.90.0000.01217.07
7.2.80.0060.00616.55
7.2.70.0140.00716.89
7.2.60.0060.00616.84
7.2.50.0120.00316.84
7.2.40.0040.00816.58
7.2.30.0070.01017.01
7.2.20.0050.00516.88
7.2.10.0070.00716.78
7.2.00.0020.01217.92
7.1.250.0000.01115.91
7.1.100.0230.01016.49
7.1.70.0000.00717.18
7.1.60.0140.01019.46
7.1.50.0200.01734.93
7.1.00.0030.07722.53
7.0.200.0000.00816.75
7.0.140.0030.07722.00
7.0.60.0000.04319.83
7.0.50.0100.07317.91
7.0.40.0100.08720.33
7.0.30.0230.04320.30
7.0.20.0330.07020.23
7.0.10.0000.07320.15
7.0.00.0000.04320.00
5.6.280.0070.07020.86
5.6.210.0130.08020.75
5.6.200.0030.05018.13
5.6.190.0030.04320.35
5.6.180.0330.05020.27
5.6.170.0200.08320.62
5.6.160.0070.04720.34
5.6.150.0100.07718.21
5.6.140.0070.08018.21
5.6.130.0130.06718.19
5.6.120.0130.07721.11
5.6.110.0070.09020.98
5.6.100.0030.07720.95
5.6.90.0070.08321.00
5.6.80.0130.07320.36
5.5.350.4400.04020.36
5.5.340.0130.07317.99
5.5.330.0070.08720.56
5.5.320.0030.06720.32
5.5.310.0230.04020.50
5.5.300.0070.08018.02
5.5.290.0100.08017.98
5.5.280.0070.06020.86
5.5.270.0100.05320.86
5.5.260.0070.07720.95
5.5.250.0030.05320.68
5.5.240.0100.08720.25
5.4.450.0070.05019.58
5.4.440.0170.04019.40
5.4.430.0200.03719.43
5.4.420.0270.03719.45
5.4.410.0200.03719.25
5.4.400.0300.06718.92
5.4.390.0230.04718.80
5.4.380.0170.04318.81
5.4.370.0270.07019.07
5.4.360.0270.05019.22
5.4.350.0330.05719.25
5.4.340.0300.07019.13
5.4.320.0370.06719.13
5.4.310.0270.03319.06
5.4.300.0230.04019.13
5.4.290.0330.03719.09
5.4.280.0430.03018.93
5.4.270.0300.05319.21
5.4.260.0200.05019.09
5.4.250.0270.04019.25
5.4.240.0270.06018.82
5.4.230.0270.05319.13
5.4.220.0270.03718.87
5.4.210.0270.04019.13
5.4.200.0300.06719.09
5.4.190.0330.04019.21
5.4.180.0270.04719.19
5.4.170.0330.04718.79
5.4.160.0330.05019.06
5.4.150.0300.04719.07
5.4.140.0270.07016.38
5.4.130.0230.06016.14
5.4.120.0200.04316.37
5.4.110.0300.06716.42
5.4.100.0170.04016.48
5.4.90.0270.06316.39
5.4.80.0300.04316.18
5.4.70.0200.04016.29
5.4.60.0200.06316.36
5.4.50.0270.03716.41
5.4.40.0200.04716.36
5.4.30.0200.04016.36
5.4.20.0230.06016.46
5.4.10.0230.03016.20
5.4.00.0230.06315.75
5.3.290.0230.05314.57
5.3.280.0300.06314.46
5.3.270.0230.04314.45
5.3.260.0300.06714.45
5.3.250.0270.07014.55
5.3.240.0230.04014.56
5.3.230.0300.03314.54
5.3.220.0200.04314.52
5.3.210.0330.06314.52
5.3.200.0230.04314.52
5.3.190.0270.04014.60
5.3.180.0170.04014.59
5.3.170.0270.03714.52
5.3.160.0270.06714.42
5.3.150.0230.04014.43
5.3.140.0170.05714.51
5.3.130.0330.06714.39
5.3.120.0270.05314.51
5.3.110.0330.03014.41
5.3.100.0270.03014.07
5.3.90.0170.07713.88
5.3.80.0230.05713.92
5.3.70.0270.07014.00
5.3.60.0270.03713.95
5.3.50.0230.06013.88
5.3.40.0130.07313.93
5.3.30.0130.05313.88
5.3.20.0200.03313.62
5.3.10.0170.03313.51
5.3.00.0270.03313.54
5.2.170.0170.03011.04
5.2.160.0200.06311.16
5.2.150.0230.05311.00
5.2.140.0200.02711.23
5.2.130.0170.02710.95
5.2.120.0200.02711.16
5.2.110.0170.02710.98
5.2.100.0270.04311.12
5.2.90.0330.05011.15
5.2.80.0370.03710.93
5.2.70.0230.06011.05
5.2.60.0300.03011.05
5.2.50.0270.04711.17
5.2.40.0200.04010.94
5.2.30.0170.03710.92
5.2.20.0200.05710.87
5.2.10.0170.04311.01
5.2.00.0230.03710.76
5.1.60.0200.0479.97
5.1.50.0200.0339.93
5.1.40.0130.0539.85
5.1.30.0170.03710.51
5.1.20.0230.03010.37
5.1.10.0170.03710.00
5.1.00.0170.0279.96
5.0.50.0100.0308.67
5.0.40.0070.0478.49
5.0.30.0130.0508.12
5.0.20.0130.0308.18
5.0.10.0130.0208.17
5.0.00.0100.0638.15
4.4.90.0100.0277.75
4.4.80.0070.0177.75
4.4.70.0100.0177.75
4.4.60.0070.0407.75
4.4.50.0130.0307.75
4.4.40.0100.0537.75
4.4.30.0130.0307.75
4.4.20.0100.0337.75
4.4.10.0100.0337.75
4.4.00.0130.0477.75
4.3.110.0130.0237.75
4.3.100.0100.0207.75
4.3.90.0070.0377.75
4.3.80.0070.0377.75
4.3.70.0130.0177.75
4.3.60.0100.0307.75
4.3.50.0130.0177.75
4.3.40.0100.0507.75
4.3.30.0030.0207.75
4.3.20.0030.0377.75
4.3.10.0030.0337.75
4.3.00.0130.0207.75

preferences:
42.96 ms | 401 KiB | 5 Q