3v4l.org

run code in 300+ PHP versions simultaneously
<?php $regex = <<<'REGEX' / _ (a) (*MARK:A_MARK) _ | _ (b) _ | _ (c) (*MARK:C_MARK) _ | _ (d) _ /x REGEX; var_dump(preg_match('/a(*MARK:A)b/', 'ab', $matches)); var_dump($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)
8.3.40.0070.00718.98
8.3.30.0120.00318.78
8.3.20.0030.00520.33
8.3.10.0000.00823.54
8.3.00.0040.00419.14
8.2.170.0100.00722.96
8.2.160.0130.00020.52
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.01120.95
8.2.110.0040.00720.38
8.2.100.0040.00817.84
8.2.90.0060.00319.16
8.2.80.0080.00417.97
8.2.70.0040.00417.63
8.2.60.0000.01017.93
8.2.50.0040.00418.10
8.2.40.0040.00421.23
8.2.30.0050.00218.11
8.2.20.0000.00717.80
8.2.10.0040.00417.82
8.2.00.0030.00617.75
8.1.270.0040.00423.89
8.1.260.0080.00026.35
8.1.250.0130.00328.09
8.1.240.0040.00422.06
8.1.230.0040.00823.89
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0030.00517.35
8.1.180.0080.00018.10
8.1.170.0050.00318.73
8.1.160.0050.00322.01
8.1.150.0040.00418.63
8.1.140.0060.00317.53
8.1.130.0040.00417.73
8.1.120.0050.00217.43
8.1.110.0030.00317.59
8.1.100.0070.00017.53
8.1.90.0030.00617.54
8.1.80.0000.00717.43
8.1.70.0000.00717.47
8.1.60.0050.00317.63
8.1.50.0060.00317.56
8.1.40.0000.00817.50
8.1.30.0040.00417.67
8.1.20.0000.00717.63
8.1.10.0040.00417.61
8.1.00.0040.00417.47
8.0.300.0080.00020.05
8.0.290.0080.00016.75
8.0.280.0040.00418.30
8.0.270.0030.00317.14
8.0.260.0000.00617.19
8.0.250.0000.00717.07
8.0.240.0000.00716.98
8.0.230.0000.00717.10
8.0.220.0070.00016.91
8.0.210.0070.00016.98
8.0.200.0030.00317.07
8.0.190.0000.00817.13
8.0.180.0050.00317.11
8.0.170.0060.00316.95
8.0.160.0040.00417.02
8.0.150.0040.00317.06
8.0.140.0000.00717.04
8.0.130.0030.00313.44
8.0.120.0060.00317.02
8.0.110.0060.00317.02
8.0.100.0040.00416.92
8.0.90.0040.00416.92
8.0.80.0120.01017.02
8.0.70.0040.00416.98
8.0.60.0070.00016.98
8.0.50.0080.00017.00
8.0.30.0070.01117.22
8.0.20.0140.00617.40
8.0.10.0030.00617.19
8.0.00.0090.00816.95
7.4.330.0000.00515.00
7.4.320.0000.00616.73
7.4.300.0060.00016.70
7.4.290.0040.00416.75
7.4.280.0040.00416.66
7.4.270.0000.00716.57
7.4.260.0070.00016.58
7.4.250.0000.00716.71
7.4.240.0000.00716.62
7.4.230.0030.00516.64
7.4.220.0070.01316.73
7.4.210.0080.00416.85
7.4.200.0030.00316.81
7.4.190.0070.00016.55
7.4.160.0130.00316.70
7.4.150.0140.00417.40
7.4.140.0110.00617.86
7.4.130.0110.01016.63
7.4.120.0140.00416.55
7.4.110.0070.01016.87
7.4.100.0100.00716.41
7.4.90.0120.00616.52
7.4.80.0090.01519.39
7.4.70.0080.01516.53
7.4.60.0070.01016.41
7.4.50.0030.00616.73
7.4.40.0000.01716.57
7.4.30.0100.00716.71
7.4.00.0060.01015.00
7.3.330.0000.00513.07
7.3.320.0000.00613.18
7.3.310.0000.00716.55
7.3.300.0000.00716.24
7.3.290.0100.01016.38
7.3.280.0080.01016.38
7.3.270.0070.01017.40
7.3.260.0060.01216.30
7.3.250.0090.00816.41
7.3.240.0110.01116.56
7.3.230.0060.01016.39
7.3.210.0160.01916.54
7.3.200.0140.00619.39
7.3.190.0090.01216.31
7.3.180.0080.00916.48
7.3.170.0090.00616.45
7.3.160.0150.00616.46
7.3.120.0090.00614.93
7.3.110.0140.00315.02
7.3.100.0120.00315.05
7.3.90.0000.01115.19
7.3.80.0120.00314.64
7.3.70.0080.00414.89
7.3.60.0060.00614.97
7.3.50.0080.00814.96
7.3.40.0030.00914.77
7.3.30.0030.01014.59
7.3.20.0000.01216.47
7.3.10.0080.00816.45
7.3.00.0070.00716.51
7.2.330.0130.00716.62
7.2.320.0080.00816.80
7.2.310.0100.00616.57
7.2.300.0100.01316.73
7.2.290.0090.01116.48
7.2.240.0070.01015.10
7.2.230.0100.00315.10
7.2.220.0090.00615.11
7.2.210.0040.01115.19
7.2.200.0060.01015.13
7.2.190.0030.01015.10
7.2.180.0120.00315.02
7.2.170.0070.01015.13
7.2.160.0100.00715.02
7.2.150.0040.01117.03
7.2.140.0120.00316.84
7.2.130.0030.00916.89
7.2.120.0080.00516.84
7.2.110.0040.01116.88
7.2.100.0030.01316.95
7.2.90.0070.01116.80
7.2.80.0060.01016.99
7.2.70.0040.01217.05
7.2.60.0000.01216.99
7.2.50.0060.00616.88
7.2.40.0070.00717.03
7.2.30.0040.01116.55
7.2.20.0100.00016.59
7.2.10.0030.00616.66
7.2.00.0070.00618.10
7.1.330.0030.01015.67
7.1.320.0000.01515.66
7.1.310.0070.01015.73
7.1.300.0040.00915.71
7.1.290.0060.00916.03
7.1.280.0070.00315.61
7.1.270.0070.00716.05
7.1.260.0100.00315.61
7.1.250.0060.00815.86
7.1.200.0040.00715.69
7.1.100.0040.00718.32
7.1.70.0020.00517.39
7.1.60.0130.01319.70
7.1.50.0060.01616.98
7.1.00.0030.07322.29
7.0.200.0070.00716.70
7.0.140.0100.06021.95
7.0.60.0130.08719.91
7.0.50.0070.05017.82
7.0.40.0100.08020.18
7.0.30.0630.06020.18
7.0.20.0270.04720.19
7.0.10.0070.08320.18
7.0.00.0070.04320.05
5.6.280.0000.07720.92
5.6.210.0030.06720.54
5.6.200.0030.08318.15
5.6.190.0130.08320.43
5.6.180.4330.05020.56
5.6.170.0300.06720.48
5.6.160.0170.06020.46
5.6.150.0070.04318.12
5.6.140.0100.04718.18
5.6.130.0100.05318.22
5.6.120.0130.08021.01
5.6.110.0070.06321.11
5.6.100.0170.07721.12
5.6.90.0070.07321.10
5.6.80.0130.08020.35
5.6.70.3330.03320.38
5.5.350.0070.04320.42
5.5.340.0000.05318.02
5.5.330.0000.04320.37
5.5.320.0200.05720.30
5.5.310.0270.07720.27
5.5.300.0130.05717.98
5.5.290.0070.08017.95
5.5.280.0030.05720.80
5.5.270.0070.04020.76
5.5.260.0000.04720.75
5.5.250.0070.08320.69
5.5.240.0170.05720.36
5.4.450.3470.03319.41
5.4.440.3530.05319.31
5.4.430.3330.04019.11
5.4.420.3530.04719.48
5.4.410.3330.04319.44
5.4.400.3330.03718.78
5.4.390.3070.04018.91
5.4.380.3600.03319.25
5.4.370.3170.03719.13
5.4.360.3370.03719.13
5.4.350.3100.03719.25
5.4.340.3300.04319.23
5.4.320.3100.03719.25
5.4.310.3330.04019.10
5.4.300.3400.04018.80
5.4.290.2800.03718.77
5.4.280.0000.04019.09
5.4.270.0030.03719.09
5.4.260.0170.06319.07
5.4.250.1900.04019.12
5.4.240.3330.03718.88
5.4.230.3230.03719.09
5.4.220.3100.04019.08
5.4.210.3470.03018.87
5.4.200.2830.03319.13
5.4.190.3130.04019.11
5.4.180.3070.04318.87
5.4.170.4170.04319.07
5.4.160.3500.03019.06
5.4.150.3400.03318.90
5.4.140.3200.03716.35
5.4.130.2730.04316.27
5.4.120.2930.03316.44
5.4.110.2970.03716.06
5.4.100.2600.03316.30
5.4.90.2200.03316.58
5.4.80.3470.03316.39
5.4.70.3470.04716.45
5.4.60.3200.04016.38
5.4.50.3130.03316.19
5.4.40.3030.03316.46
5.4.30.3030.04016.38
5.4.20.3270.03716.36
5.4.10.3270.04016.37
5.4.00.2800.03015.79
5.3.290.3270.04014.50
5.3.280.3270.04014.44
5.3.270.3070.05014.43
5.3.260.3470.04714.61
5.3.250.3400.03314.55
5.3.240.3600.03314.44
5.3.230.3470.03714.42
5.3.220.3300.03714.44
5.3.210.3470.03714.43
5.3.200.3200.04014.54
5.3.190.3530.04014.41
5.3.180.3500.03714.55
5.3.170.3230.03314.51
5.3.160.3330.03714.43
5.3.150.2830.04014.41
5.3.140.3170.04314.42
5.3.130.3230.03714.50
5.3.120.3830.04314.45
5.3.110.3770.05014.49
5.3.100.3330.03713.98
5.3.90.3500.04313.95
5.3.80.3270.03313.89
5.3.70.3200.03313.84
5.3.60.3300.03713.85
5.3.50.3200.03714.03
5.3.40.3300.03313.89
5.3.30.3170.03713.84
5.3.20.3470.03713.48
5.3.10.4270.03313.61
5.3.00.3200.03713.41
5.2.170.2970.03011.21
5.2.160.2730.03311.19
5.2.150.2930.04010.99
5.2.140.2870.03011.02
5.2.130.2570.02711.11
5.2.120.2730.02710.94
5.2.110.3000.02311.00
5.2.100.2700.02711.17
5.2.90.3000.02711.01
5.2.80.2730.03011.14
5.2.70.2770.03011.11
5.2.60.2300.03310.90
5.2.50.2770.03310.86
5.2.40.2200.03310.99
5.2.30.2570.02711.01
5.2.20.2300.03311.11
5.2.10.2300.03010.76
5.2.00.2330.03010.71
5.1.60.2270.0239.86
5.1.50.2530.0209.97
5.1.40.1900.0239.98
5.1.30.2500.02710.30
5.1.20.2470.02710.27
5.1.10.1730.0279.93
5.1.00.2730.01710.22
5.0.50.1170.0208.44
5.0.40.0930.0238.27
5.0.30.1430.0338.16
5.0.20.1370.0238.12
5.0.10.1130.0178.24
5.0.00.1200.0338.08
4.4.90.1430.0207.32
4.4.80.1070.0137.32
4.4.70.1030.0177.32
4.4.60.1270.0177.32
4.4.50.1270.0177.32
4.4.40.1170.0237.32
4.4.30.1200.0177.32
4.4.20.0970.0177.32
4.4.10.0770.0207.32
4.4.00.0870.0277.32
4.3.110.1370.0177.32
4.3.100.1170.0177.32
4.3.90.1330.0137.32
4.3.80.1030.0237.32
4.3.70.1370.0177.32
4.3.60.1500.0177.32
4.3.50.1130.0137.32
4.3.40.1130.0237.32
4.3.30.0600.0137.32
4.3.20.0570.0177.32
4.3.10.0300.0177.32
4.3.00.0630.0177.32

preferences:
42.69 ms | 400 KiB | 5 Q