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)
8.3.60.0120.00616.50
8.3.50.0100.01423.06
8.3.40.0070.00718.84
8.3.30.0140.00019.11
8.3.20.0070.00020.30
8.3.10.0040.00423.62
8.3.00.0000.00919.38
8.2.180.0150.00618.66
8.2.170.0110.00422.96
8.2.160.0090.00620.09
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00321.16
8.2.110.0070.00419.05
8.2.100.0040.00817.84
8.2.90.0000.00819.05
8.2.80.0040.00417.97
8.2.70.0080.00017.63
8.2.60.0050.00218.16
8.2.50.0000.00818.10
8.2.40.0000.00720.53
8.2.30.0000.00821.05
8.2.20.0020.00517.71
8.2.10.0070.00017.90
8.2.00.0040.00417.78
8.1.280.0120.00625.92
8.1.270.0080.01123.80
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.59
8.1.230.0040.00717.77
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0030.00517.53
8.1.180.0070.00018.10
8.1.170.0040.00418.78
8.1.160.0070.00018.75
8.1.150.0040.00418.77
8.1.140.0050.00517.61
8.1.130.0070.00017.85
8.1.120.0070.00017.45
8.1.110.0050.00217.57
8.1.100.0000.00717.54
8.1.90.0080.00017.38
8.1.80.0040.00417.52
8.1.70.0050.00217.47
8.1.60.0090.00017.66
8.1.50.0030.00617.63
8.1.40.0040.00417.48
8.1.30.0040.00417.58
8.1.20.0040.00417.63
8.1.10.0000.00717.61
8.1.00.0050.00317.60
8.0.300.0000.00718.82
8.0.290.0040.00416.75
8.0.280.0080.00018.31
8.0.270.0050.00317.18
8.0.260.0060.00017.20
8.0.250.0030.00316.98
8.0.240.0030.00517.03
8.0.230.0030.00416.98
8.0.220.0030.00316.85
8.0.210.0030.00316.86
8.0.200.0030.00317.02
8.0.190.0040.00416.94
8.0.180.0000.00716.98
8.0.170.0050.00316.99
8.0.160.0030.00316.95
8.0.150.0030.00316.94
8.0.140.0080.00016.77
8.0.130.0050.00013.33
8.0.120.0030.00616.91
8.0.110.0040.00416.85
8.0.100.0040.00416.93
8.0.90.0050.00316.87
8.0.80.0060.01216.96
8.0.70.0000.00716.84
8.0.60.0050.00316.95
8.0.50.0000.00816.96
8.0.30.0100.01016.98
8.0.20.0080.01217.43
8.0.10.0020.00517.09
8.0.00.0080.00916.98
7.4.330.0000.00515.00
7.4.320.0040.00416.63
7.4.300.0000.00616.66
7.4.290.0000.00716.64
7.4.280.0000.00716.55
7.4.270.0030.00516.74
7.4.260.0030.00316.53
7.4.250.0050.00216.63
7.4.240.0020.00616.75
7.4.230.0040.00416.74
7.4.220.0180.00016.82
7.4.210.0110.00716.66
7.4.200.0070.00016.68
7.4.160.0110.01116.35
7.4.150.0090.00817.40
7.4.140.0110.00917.86
7.4.130.0090.00816.67
7.4.120.0120.00616.66
7.4.110.0080.00816.58
7.4.100.0110.00716.68
7.4.90.0140.00416.52
7.4.80.0130.00919.39
7.4.70.0090.00816.48
7.4.60.0100.00516.53
7.4.50.0000.00816.50
7.4.40.0090.00916.51
7.4.30.0090.00916.53
7.4.00.0070.01014.94
7.3.330.0030.00313.22
7.3.320.0020.00213.21
7.3.310.0000.00616.40
7.3.300.0070.00016.31
7.3.290.0100.00716.38
7.3.280.0080.00916.30
7.3.270.0100.01017.40
7.3.260.0130.01016.72
7.3.250.0070.01016.60
7.3.240.0130.01016.49
7.3.230.0100.00716.39
7.3.210.0130.00416.66
7.3.200.0070.01019.39
7.3.190.0160.00616.32
7.3.180.0000.01616.76
7.3.170.0070.01516.77
7.3.160.0120.00316.46
7.2.330.0090.00916.60
7.2.320.0130.00416.75
7.2.310.0000.02016.52
7.2.300.0030.01416.73
7.2.290.0060.01816.68
7.2.00.0000.01219.19
7.1.100.0040.00718.28
7.1.70.0000.00817.23
7.1.60.0070.01719.46
7.1.50.0110.01517.18
7.1.00.0000.07722.33
7.0.200.0110.01414.64
7.0.140.0070.07022.00
7.0.60.0070.08719.87
7.0.50.0030.08717.68
7.0.40.0100.08320.25
7.0.30.0330.07320.03
7.0.20.0230.08020.34
7.0.10.0100.08320.15
7.0.00.0130.07720.03
5.6.210.0030.07320.60
5.6.200.0070.04718.11
5.6.190.0170.07720.35
5.6.180.0430.07020.61
5.6.170.0170.08320.38
5.6.160.0070.08320.49
5.6.150.0130.06018.16
5.6.140.0100.07718.17
5.6.130.0070.06018.21
5.6.120.0130.06021.00
5.6.110.0070.08320.98
5.6.100.0100.06020.92
5.6.90.0170.07721.12
5.6.80.0030.04320.28
5.6.70.4530.03720.41
5.5.350.0100.03320.51
5.5.340.0070.08018.02
5.5.330.0030.04020.40
5.5.320.0330.05020.29
5.5.310.0230.05020.21
5.5.300.0030.04318.07
5.5.290.0130.06317.96
5.5.280.0070.08020.88
5.5.270.0100.08020.95
5.5.260.0070.05020.86
5.5.250.0070.08020.60
5.5.240.0200.07020.15
5.4.450.0400.04319.46
5.4.440.0270.05019.28
5.4.430.0200.04319.45
5.4.420.0300.04719.45
5.4.410.0370.03719.29
5.4.400.0400.04018.80
5.4.390.0400.03719.09
5.4.380.0330.06018.59
5.4.370.0270.05718.58
5.4.360.0370.05018.62
5.4.350.0270.06018.71
5.4.340.0430.04718.52
5.4.320.0070.03512.45
5.4.310.0070.04012.45
5.4.300.0070.04612.45
5.4.290.0070.04312.45
5.4.280.0040.03812.34
5.4.270.0080.03412.35
5.4.260.0070.03612.35
5.4.250.0060.03712.35
5.4.240.0060.03612.35
5.4.230.0060.03812.34
5.4.220.0060.03612.34
5.4.210.0060.03612.34
5.4.200.0030.04012.34
5.4.190.0060.03612.33
5.4.180.0040.03912.33
5.4.170.0120.03112.34
5.4.160.0080.03512.34
5.4.150.0060.03512.34
5.4.140.0080.03512.02
5.4.130.0060.03512.01
5.4.120.0060.03511.97
5.4.110.0060.03511.96
5.4.100.0080.03811.96
5.4.90.0060.03611.96
5.4.80.0040.03911.96
5.4.70.0050.03611.96
5.4.60.0050.03511.96
5.4.50.0040.03711.96
5.4.40.0060.03611.95
5.4.30.0070.03411.95
5.4.20.0040.03711.95
5.4.10.0080.03211.95
5.4.00.0030.03911.43
5.3.290.0060.03912.80
5.3.280.0040.04012.71
5.3.270.0080.04712.72
5.3.260.0150.04612.72
5.3.250.0100.05212.72
5.3.240.0090.04512.72
5.3.230.0070.03712.71
5.3.220.0070.03612.68
5.3.210.0070.03912.68
5.3.200.0050.03812.68
5.3.190.0030.04012.67
5.3.180.0140.03612.68
5.3.170.0050.04912.67
5.3.160.0100.04412.67
5.3.150.0090.04012.68
5.3.140.0080.04112.66
5.3.130.0080.03712.66
5.3.120.0050.04212.66
5.3.110.0080.03712.66
5.3.100.0050.03812.12
5.3.90.0070.03712.08
5.3.80.0100.04912.07
5.3.70.0040.04112.07
5.3.60.0060.04912.07
5.3.50.0090.03512.00
5.3.40.0070.03912.00
5.3.30.0080.03811.96
5.3.20.0050.03611.73
5.3.10.0020.03911.70
5.3.00.0070.03511.69
5.2.170.0060.0329.19
5.2.160.0080.0349.19
5.2.150.0050.0309.19
5.2.140.0050.0369.18
5.2.130.0050.0289.15
5.2.120.0050.0289.14
5.2.110.0080.0269.15
5.2.100.0020.0319.15
5.2.90.0090.0359.15
5.2.80.0060.0339.14
5.2.70.0040.0309.14
5.2.60.0070.0339.10
5.2.50.0040.0399.07
5.2.40.0050.0369.06
5.2.30.0030.0319.03
5.2.20.0050.0289.02
5.2.10.0030.0308.92
5.2.00.0060.0278.78
5.1.60.0040.0298.06
5.1.50.0060.0348.06
5.1.40.0050.0248.04
5.1.30.0050.0258.39
5.1.20.0020.0318.41
5.1.10.0060.0358.14
5.1.00.0040.0258.14
5.0.50.0050.0216.61
5.0.40.0030.0256.47
5.0.30.0060.0316.29
5.0.20.0030.0216.26
5.0.10.0040.0196.23
5.0.00.0030.0326.23
4.4.90.0040.0164.78
4.4.80.0030.0164.75
4.4.70.0030.0154.75
4.4.60.0010.0174.75
4.4.50.0080.0184.77
4.4.40.0050.0274.71
4.4.30.0030.0164.76
4.4.20.0030.0204.84
4.4.10.0050.0184.85
4.4.00.0020.0264.75
4.3.110.0020.0164.67
4.3.100.0010.0174.66
4.3.90.0010.0164.63
4.3.80.0030.0244.59
4.3.70.0020.0164.63
4.3.60.0030.0154.63
4.3.50.0030.0164.63
4.3.40.0010.0254.54
4.3.30.0030.0153.29
4.3.20.0010.0173.26
4.3.10.0010.0163.22
4.3.00.0000.02015.68

preferences:
56.55 ms | 401 KiB | 5 Q