3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'e ,a\\,b\\\\,c\\\\\\,d\\\\\\\\, f'; preg_match_all('/(?:[^\\\\,]|\\\\(?:.|$))+/', $str, $matches); var_dump($matches[0]);

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)
8.3.40.0070.00718.92
8.3.30.0090.00618.96
8.3.20.0050.00220.34
8.3.10.0060.00323.52
8.3.00.0060.00319.51
8.2.170.0100.00622.96
8.2.160.0070.00720.43
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0140.00426.16
8.2.120.0040.00421.28
8.2.110.0000.00922.08
8.2.100.0060.00617.78
8.2.90.0040.00419.27
8.2.80.0060.00317.97
8.2.70.0030.00617.63
8.2.60.0080.00018.04
8.2.50.0000.00918.07
8.2.40.0050.00218.16
8.2.30.0040.00418.13
8.2.20.0050.00317.70
8.2.10.0040.00418.08
8.2.00.0000.00817.68
8.1.270.0060.01323.88
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00022.34
8.1.230.0110.00019.09
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0080.00017.23
8.1.180.0080.00018.10
8.1.170.0030.00618.63
8.1.160.0050.00221.96
8.1.150.0030.00618.84
8.1.140.0090.00017.50
8.1.130.0040.00417.70
8.1.120.0070.00017.54
8.1.110.0040.00417.49
8.1.100.0000.00717.52
8.1.90.0000.00817.56
8.1.80.0000.00717.54
8.1.70.0040.00417.53
8.1.60.0040.00417.58
8.1.50.0000.00817.66
8.1.40.0000.00717.60
8.1.30.0020.00517.58
8.1.20.0030.00517.74
8.1.10.0080.00017.60
8.1.00.0070.00017.63
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0000.00718.40
8.0.270.0000.00717.27
8.0.260.0000.00617.07
8.0.250.0000.00717.08
8.0.240.0070.00017.06
8.0.230.0070.00016.88
8.0.220.0050.00216.95
8.0.210.0070.00016.86
8.0.200.0000.00716.92
8.0.190.0070.00016.93
8.0.180.0000.00717.02
8.0.170.0080.00016.88
8.0.160.0000.00816.98
8.0.150.0050.00316.96
8.0.140.0080.00016.88
8.0.130.0000.00613.49
8.0.120.0000.00916.93
8.0.110.0040.00417.00
8.0.100.0070.00016.79
8.0.90.0040.00417.00
8.0.80.0070.01016.93
8.0.70.0000.00716.84
8.0.60.0070.00017.09
8.0.50.0050.00216.85
8.0.30.0100.01017.03
8.0.20.0140.00517.40
8.0.10.0000.00817.08
8.0.00.0050.01316.87
7.4.330.0000.00515.00
7.4.320.0030.00316.60
7.4.300.0000.00616.68
7.4.290.0050.00216.56
7.4.280.0060.00316.66
7.4.270.0070.00016.79
7.4.260.0070.00016.73
7.4.250.0040.00416.60
7.4.240.0060.00216.68
7.4.230.0070.00016.72
7.4.220.0140.00416.57
7.4.210.0150.00016.79
7.4.200.0030.00316.82
7.4.160.0080.00816.58
7.4.150.0080.00917.40
7.4.140.0130.00517.86
7.4.130.0120.00916.62
7.4.120.0120.01116.73
7.4.110.0090.00816.59
7.4.100.0130.01316.71
7.4.90.0100.00716.44
7.4.80.0100.00619.39
7.4.70.0140.00616.45
7.4.60.0100.00616.75
7.4.50.0030.00516.73
7.4.40.0140.00416.51
7.4.30.0000.01716.55
7.4.00.0000.01414.91
7.3.330.0030.00313.18
7.3.320.0060.00013.27
7.3.310.0000.00716.55
7.3.300.0030.00316.34
7.3.290.0000.01416.34
7.3.280.0070.01016.42
7.3.270.0140.00317.40
7.3.260.0130.01016.87
7.3.250.0090.00816.40
7.3.240.0130.01016.43
7.3.230.0120.00616.39
7.3.210.0120.00916.34
7.3.200.0030.01319.39
7.3.190.0110.01116.82
7.3.180.0110.00616.58
7.3.170.0070.01616.30
7.3.160.0090.00616.59
7.3.10.0000.01416.71
7.3.00.0030.01016.71
7.2.330.0130.00616.71
7.2.320.0070.01016.64
7.2.310.0130.00716.63
7.2.300.0180.00316.70
7.2.290.0130.00716.64
7.2.130.0040.01416.93
7.2.120.0040.01116.97
7.2.110.0030.01217.00
7.2.100.0100.00616.94
7.2.90.0060.00916.97
7.2.80.0070.01017.02
7.2.70.0030.00617.05
7.2.60.0040.01117.07
7.2.50.0070.00616.77
7.2.40.0070.00717.16
7.2.30.0040.01116.93
7.2.20.0090.00016.98
7.2.10.0030.00617.13
7.2.00.0030.00918.12
7.1.250.0030.01015.90
7.1.100.0000.01218.32
7.1.70.0030.00617.32
7.1.60.0090.01619.46
7.1.50.0040.01517.18
7.1.00.0100.07022.38
7.0.200.7520.00314.76
7.0.140.0000.08021.99
7.0.60.0100.07319.98
7.0.50.0030.08717.80
7.0.40.0100.08320.06
7.0.30.0230.04020.02
7.0.20.0230.04020.10
7.0.10.0030.08320.18
7.0.00.0070.03720.21
5.6.280.0000.07720.91
5.6.210.0100.03320.71
5.6.200.0100.07018.16
5.6.190.0170.07720.27
5.6.180.0330.05020.45
5.6.170.0270.07320.54
5.6.160.0170.07320.48
5.6.150.0130.07318.12
5.6.140.0070.07718.20
5.6.130.0070.04018.16
5.6.120.0030.06721.14
5.6.110.0170.08320.95
5.6.100.0100.07321.12
5.6.90.0070.04020.95
5.6.80.0070.07320.39
5.6.70.4400.03320.40
5.5.350.0100.07320.38
5.5.340.0070.03318.02
5.5.330.0030.04720.25
5.5.320.0330.04020.18
5.5.310.0170.04320.17
5.5.300.0100.05017.98
5.5.290.0070.08018.07
5.5.280.0100.06320.95
5.5.270.0070.04320.83
5.5.260.0130.07320.71
5.5.250.0070.08320.46
5.5.240.0230.07020.22
5.4.450.0070.04019.57
5.4.440.0400.04019.57
5.4.430.0070.05019.57
5.4.420.0400.04019.57
5.4.410.0270.04019.26
5.4.400.0400.04019.08
5.4.390.0300.04019.06
5.4.380.0270.05718.61
5.4.370.0270.06018.69
5.4.360.0400.05318.57
5.4.350.0600.06718.50
5.4.340.0330.05718.67
5.4.320.0100.04212.45
5.4.310.0070.04212.45
5.4.300.0050.03612.45
5.4.290.0060.04012.45
5.4.280.0040.03712.35
5.4.270.0070.03712.35
5.4.260.0060.04112.34
5.4.250.0070.05112.34
5.4.240.0070.04412.34
5.4.230.0100.04012.34
5.4.220.0080.03912.34
5.4.210.0050.04412.34
5.4.200.0070.04212.34
5.4.190.0050.03512.33
5.4.180.0050.03612.34
5.4.170.0070.04112.34
5.4.160.0050.04012.34
5.4.150.0080.03812.34
5.4.140.0050.03912.02
5.4.130.0060.03912.01
5.4.120.0040.04011.97
5.4.110.0070.03711.96
5.4.100.0040.04111.96
5.4.90.0080.03811.96
5.4.80.0060.04511.96
5.4.70.0080.03711.96
5.4.60.0080.03211.96
5.4.50.0040.03911.96
5.4.40.0080.04411.95
5.4.30.0080.04111.95
5.4.20.0070.03911.95
5.4.10.0060.03411.95
5.4.00.0080.03911.43
5.3.290.0050.04412.80
5.3.280.0050.03912.71
5.3.270.0060.03812.73
5.3.260.0060.04712.72
5.3.250.0040.03712.72
5.3.240.0060.03512.72
5.3.230.0030.03912.71
5.3.220.0060.03612.68
5.3.210.0050.03912.68
5.3.200.0090.03212.68
5.3.190.0050.04812.68
5.3.180.0060.04012.68
5.3.170.0070.03912.67
5.3.160.0080.04612.68
5.3.150.0050.03712.67
5.3.140.0070.04012.66
5.3.130.0040.04312.66
5.3.120.0020.04512.66
5.3.110.0050.03912.66
5.3.100.0030.04012.12
5.3.90.0060.03712.08
5.3.80.0100.03312.07
5.3.70.0060.03612.07
5.3.60.0080.03412.06
5.3.50.0060.03512.00
5.3.40.0090.03512.00
5.3.30.0050.03511.95
5.3.20.0070.03711.73
5.3.10.0050.03511.70
5.3.00.0050.03611.68
5.2.170.0040.0319.19
5.2.160.0030.0309.19
5.2.150.0050.0439.19
5.2.140.0030.0319.19
5.2.130.0060.0319.15
5.2.120.0070.0359.14
5.2.110.0080.0299.15
5.2.100.0050.0369.15
5.2.90.0060.0319.15
5.2.80.0060.0289.14
5.2.70.0080.0349.15
5.2.60.0030.0409.10
5.2.50.0050.0319.07
5.2.40.0080.0309.05
5.2.30.0080.0349.04
5.2.20.0050.0319.02
5.2.10.0040.0368.92
5.2.00.0040.0328.78
5.1.60.0030.0338.06
5.1.50.0050.0298.05
5.1.40.0060.0278.04
5.1.30.0070.0338.39
5.1.20.0060.0298.42
5.1.10.0050.0268.14
5.1.00.0040.0268.14
5.0.50.0050.0256.61
5.0.40.0060.0196.47
5.0.30.0070.0336.29
5.0.20.0050.0216.26
5.0.10.0060.0186.24
5.0.00.0070.0296.23
4.4.90.0070.0194.77
4.4.80.0040.0184.76
4.4.70.0030.0254.75
4.4.60.0030.0204.75
4.4.50.0040.0184.77
4.4.40.0050.0254.71
4.4.30.0030.0154.76
4.4.20.0030.0164.84
4.4.10.0030.0144.85
4.4.00.0040.0224.76
4.3.110.0030.0144.67
4.3.100.0040.0164.67
4.3.90.0040.0124.64
4.3.80.0030.0234.59
4.3.70.0010.0164.63
4.3.60.0020.0154.63
4.3.50.0050.0194.63
4.3.40.0040.0264.54
4.3.30.0000.0173.29
4.3.20.0020.0153.27
4.3.10.0000.0213.22
4.3.00.0070.01315.68

preferences:
45.27 ms | 400 KiB | 5 Q