3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match("{(?'foo'\\d{0,99})}si", 'foo bar 42 lol', $m), $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)
8.3.60.0150.00018.30
8.3.50.0250.00922.90
8.3.40.0120.00318.81
8.3.30.0070.00719.04
8.3.20.0000.00820.39
8.3.10.0040.00423.66
8.3.00.0040.00419.50
8.2.180.0040.01416.50
8.2.170.0120.00322.96
8.2.160.0150.00020.10
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00021.08
8.2.110.0060.00320.58
8.2.100.0040.00717.91
8.2.90.0050.00319.09
8.2.80.0040.00417.97
8.2.70.0000.00817.62
8.2.60.0060.00317.91
8.2.50.0060.00418.07
8.2.40.0060.00318.22
8.2.30.0040.00417.83
8.2.20.0040.00417.78
8.2.10.0080.00017.87
8.2.00.0050.00317.75
8.1.280.0160.00325.92
8.1.270.0000.00824.02
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.96
8.1.230.0040.00819.16
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0030.00617.34
8.1.190.0030.00517.13
8.1.180.0020.00518.10
8.1.170.0050.00318.62
8.1.160.0040.00421.97
8.1.150.0030.00618.84
8.1.140.0000.00817.48
8.1.130.0000.00817.74
8.1.120.0000.00717.44
8.1.110.0030.00617.51
8.1.100.0000.00717.49
8.1.90.0000.00717.46
8.1.80.0020.00517.47
8.1.70.0070.00017.48
8.1.60.0030.00617.54
8.1.50.0060.00317.45
8.1.40.0000.00717.41
8.1.30.0040.00417.50
8.1.20.0040.00417.71
8.1.10.0040.00417.49
8.1.00.0040.00417.41
8.0.300.0000.00718.77
8.0.290.0000.00816.63
8.0.280.0000.00718.29
8.0.270.0050.00217.16
8.0.260.0030.00317.14
8.0.250.0070.00016.98
8.0.240.0030.00316.84
8.0.230.0070.00016.88
8.0.220.0070.00016.83
8.0.210.0070.00016.89
8.0.200.0040.00416.87
8.0.190.0000.00816.89
8.0.180.0000.00716.84
8.0.170.0040.00416.96
8.0.160.0040.00416.81
8.0.150.0030.00316.94
8.0.140.0080.00016.84
8.0.130.0060.00013.37
8.0.120.0000.00816.71
8.0.110.0050.00316.78
8.0.100.0040.00416.86
8.0.90.0030.00516.77
8.0.80.0080.00816.85
8.0.70.0040.00416.82
8.0.60.0000.00716.73
8.0.50.0040.00416.82
8.0.30.0100.01017.17
8.0.20.0050.01517.40
8.0.10.0070.00017.02
8.0.00.0080.01116.92
7.4.330.0030.00215.04
7.4.320.0030.00316.65
7.4.300.0000.00616.59
7.4.290.0030.00316.59
7.4.280.0070.00016.61
7.4.270.0030.00316.68
7.4.260.0040.00416.49
7.4.250.0040.00416.63
7.4.240.0000.00716.56
7.4.230.0030.00316.58
7.4.220.0050.00516.60
7.4.210.0100.00616.56
7.4.200.0040.00416.79
7.4.160.0180.01216.57
7.4.150.0040.01417.40
7.4.140.0060.01117.86
7.4.130.0110.00816.44
7.4.120.0150.00316.50
7.4.110.0120.00616.66
7.4.100.0040.01416.38
7.4.90.0050.01916.66
7.4.80.0110.00719.39
7.4.70.0080.00816.55
7.4.60.0070.01016.63
7.4.50.0040.00416.33
7.4.40.0070.01516.36
7.4.30.0070.01016.52
7.4.00.0080.01015.03
7.3.330.0000.00513.02
7.3.320.0000.00513.16
7.3.310.0070.00016.27
7.3.300.0070.00016.27
7.3.290.0080.00616.27
7.3.280.0100.00616.29
7.3.270.0080.00917.40
7.3.260.0090.01516.44
7.3.250.0070.01116.56
7.3.240.0130.00316.30
7.3.230.0100.00716.39
7.3.210.0110.00716.61
7.3.200.0070.01719.39
7.3.190.0090.00916.41
7.3.180.0110.00516.49
7.3.170.0130.00316.41
7.3.160.0000.01516.27
7.3.120.0060.00614.77
7.3.110.0120.00414.80
7.3.100.0040.01114.82
7.3.90.0110.00014.98
7.3.80.0090.00615.03
7.3.70.0140.00414.89
7.3.60.0070.01014.69
7.3.50.0060.00614.88
7.3.40.0060.00614.98
7.3.30.0070.00714.88
7.3.20.0060.00816.70
7.3.10.0060.00916.72
7.3.00.0090.00316.55
7.2.330.0140.00416.45
7.2.320.0130.00316.46
7.2.310.0130.00616.54
7.2.300.0160.00016.60
7.2.290.0080.00816.48
7.2.250.0130.00614.73
7.2.240.0090.00915.08
7.2.230.0100.01015.08
7.2.220.0030.00914.92
7.2.210.0060.00614.97
7.2.200.0060.00314.76
7.2.190.0060.00915.21
7.2.180.0070.00315.12
7.2.170.0060.00314.95
7.2.60.0030.01316.92
7.2.00.0040.00819.05
7.1.330.0040.01115.56
7.1.320.0000.01415.57
7.1.310.0060.00315.78
7.1.300.0100.00615.94
7.1.290.0040.00816.10
7.1.280.0030.00715.76
7.1.270.0070.00716.10
7.1.260.0090.00616.03
7.1.200.0090.00315.82
7.1.100.0070.00718.20
7.1.70.0030.00717.34
7.1.60.0100.01319.46
7.1.50.0030.02116.86
7.1.00.0070.07322.37
7.0.200.0030.00716.83
7.0.140.0030.07022.11
7.0.60.0030.09319.92
7.0.50.0070.04017.91
7.0.40.0230.07020.29
7.0.30.0230.08720.11
7.0.20.0230.07020.02
7.0.10.0270.06720.02
7.0.00.0130.08320.10
5.6.280.0000.07720.99
5.6.210.0030.05020.64
5.6.200.0070.04318.16
5.6.190.0070.04020.63
5.6.180.0270.05020.77
5.6.170.0300.07320.48
5.6.160.0170.06320.52
5.6.150.0070.08018.22
5.6.140.0170.07018.08
5.6.130.0030.04318.12
5.6.120.0130.07020.97
5.6.110.0100.06721.00
5.6.100.0070.07321.08
5.6.90.0030.07320.94
5.6.80.0100.07320.50
5.6.70.0370.06320.49
5.5.350.0170.06320.46
5.5.340.0100.06717.96
5.5.330.0000.07720.25
5.5.320.0330.07020.13
5.5.310.0130.06320.20
5.5.300.0130.07717.92
5.5.290.0070.07717.88
5.5.280.0070.08320.64
5.5.270.0070.03720.63
5.5.260.0030.04020.67
5.5.250.0070.08020.49
5.5.240.0100.08020.23
5.4.450.0170.04719.26
5.4.440.0370.04719.46
5.4.430.0300.04319.39
5.4.420.0730.04019.41
5.4.410.0530.04018.99
5.4.400.0230.03718.91
5.4.390.0270.04719.09
5.4.380.0430.07318.78
5.4.370.0330.06718.49
5.4.360.0400.05018.70
5.4.350.0330.05718.76
5.4.340.0170.04718.58
5.4.320.0060.04612.45
5.4.310.0060.03812.45
5.4.300.0050.03912.45
5.4.290.0050.04012.45
5.4.280.0070.03512.35
5.4.270.0050.03812.34
5.4.260.0040.04012.35
5.4.250.0070.03712.35
5.4.240.0100.03612.35
5.4.230.0100.04512.34
5.4.220.0060.04012.34
5.4.210.0100.04912.34
5.4.200.0070.05112.34
5.4.190.0090.04512.34
5.4.180.0080.03512.34
5.4.170.0110.04712.35
5.4.160.0070.03412.34
5.4.150.0080.04712.34
5.4.140.0090.04912.02
5.4.130.0090.04612.01
5.4.120.0080.03211.96
5.4.110.0080.03311.96
5.4.100.0080.03311.96
5.4.90.0040.03811.96
5.4.80.0060.03711.96
5.4.70.0070.03411.96
5.4.60.0080.03411.96
5.4.50.0050.04611.96
5.4.40.0050.03511.95
5.4.30.0050.03511.94
5.4.20.0050.03511.95
5.4.10.0050.03611.94
5.4.00.0060.04111.43
5.3.290.0090.05312.80
5.3.280.0040.04212.71
5.3.270.0090.04412.73
5.3.260.0060.04012.71
5.3.250.0090.03712.71
5.3.240.0040.04012.72
5.3.230.0070.03812.71
5.3.220.0050.03912.68
5.3.210.0050.04212.68
5.3.200.0070.03512.68
5.3.190.0040.03812.68
5.3.180.0050.03712.67
5.3.170.0060.03612.67
5.3.160.0080.03712.68
5.3.150.0060.03712.67
5.3.140.0110.04912.66
5.3.130.0110.03812.66
5.3.120.0100.04312.66
5.3.110.0080.04012.66
5.3.100.0060.03912.12
5.3.90.0050.04212.08
5.3.80.0050.04512.07
5.3.70.0110.03812.08
5.3.60.0050.04012.06
5.3.50.0130.03112.00
5.3.40.0070.03812.00
5.3.30.0060.03911.94
5.3.20.0080.03711.72
5.3.10.0080.04011.69
5.3.00.0070.04111.67
5.2.170.0030.0379.18
5.2.160.0040.0339.18
5.2.150.0070.0489.18
5.2.140.0230.0799.17
5.2.130.0160.0409.13
5.2.120.0060.0379.13
5.2.110.0070.0439.14
5.2.100.0090.0449.14
5.2.90.0050.0479.14
5.2.80.0140.0429.13
5.2.70.0110.0469.13
5.2.60.0070.0519.08
5.2.50.0120.0449.05
5.2.40.0070.0469.03
5.2.30.0080.0489.02
5.2.20.0120.0369.00
5.2.10.0070.0398.91
5.2.00.0070.0458.77
5.1.60.0090.0318.06
5.1.50.0060.0338.06
5.1.40.0100.0308.04
5.1.30.0080.0358.39
5.1.20.0100.0368.41
5.1.10.0070.0378.13
5.1.00.0100.0338.13
5.0.50.0100.0246.61
5.0.40.0110.0266.47
5.0.30.0100.0426.29
5.0.20.0050.0296.25
5.0.10.0090.0246.23
5.0.00.0040.0356.23
4.4.90.0020.0184.78
4.4.80.0040.0184.76
4.4.70.0040.0184.75
4.4.60.0040.0154.75
4.4.50.0060.0144.77
4.4.40.0100.0254.70
4.4.30.0040.0164.76
4.4.20.0030.0164.84
4.4.10.0030.0184.85
4.4.00.0030.0264.76
4.3.110.0030.0164.67
4.3.100.0020.0174.67
4.3.90.0050.0134.63
4.3.80.0020.0264.59
4.3.70.0020.0164.63
4.3.60.0040.0154.63
4.3.50.0050.0174.63
4.3.40.0040.0274.54
4.3.30.0030.0153.28
4.3.20.0030.0183.25
4.3.10.0030.0163.22
4.3.00.0100.01714.87

preferences:
44.89 ms | 401 KiB | 5 Q