3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'a,b,c,d'; var_dump(preg_split('/(?<![^\\\\]\\\\),/', $str));

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)
8.3.70.0150.00616.63
8.3.60.0030.01416.50
8.3.50.0100.01022.96
8.3.40.0090.00618.82
8.3.30.0000.01419.13
8.3.20.0040.00420.29
8.3.10.0030.00523.64
8.3.00.0000.00819.50
8.2.180.0120.00318.56
8.2.170.0180.00322.96
8.2.160.0030.01020.52
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0080.00021.07
8.2.110.0090.00019.29
8.2.100.0090.00317.91
8.2.90.0000.00818.03
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0030.00617.80
8.2.50.0060.00318.07
8.2.40.0030.00717.71
8.2.30.0000.00718.02
8.2.20.0040.00417.65
8.2.10.0000.00718.03
8.2.00.0080.00017.64
8.1.280.0110.01125.92
8.1.270.0070.00023.99
8.1.260.0060.00326.35
8.1.250.0090.00028.09
8.1.240.0060.00323.78
8.1.230.0000.01122.74
8.1.220.0080.00017.74
8.1.210.0090.00018.92
8.1.200.0030.00817.38
8.1.190.0000.00817.22
8.1.180.0090.00018.10
8.1.170.0000.00818.72
8.1.160.0000.00721.88
8.1.150.0040.00418.82
8.1.140.0030.00717.52
8.1.130.0030.00317.72
8.1.120.0030.00517.49
8.1.110.0000.00717.58
8.1.100.0040.00417.50
8.1.90.0030.00317.45
8.1.80.0040.00417.43
8.1.70.0000.00717.51
8.1.60.0050.00317.56
8.1.50.0000.00817.48
8.1.40.0080.00017.58
8.1.30.0050.00317.54
8.1.20.0060.00317.71
8.1.10.0040.00417.48
8.1.00.0040.00417.50
8.0.300.0030.00519.89
8.0.290.0040.00416.75
8.0.280.0030.00318.40
8.0.270.0000.00717.20
8.0.260.0070.00017.13
8.0.250.0000.00717.05
8.0.240.0040.00416.93
8.0.230.0030.00316.95
8.0.220.0080.00016.82
8.0.210.0030.00317.01
8.0.200.0030.00317.01
8.0.190.0040.00417.02
8.0.180.0000.00717.06
8.0.170.0030.00617.01
8.0.160.0080.00017.04
8.0.150.0000.00816.88
8.0.140.0040.00416.88
8.0.130.0000.00513.33
8.0.120.0030.00516.98
8.0.110.0040.00416.89
8.0.100.0040.00416.94
8.0.90.0000.00717.02
8.0.80.0120.00316.96
8.0.70.0000.00816.89
8.0.60.0050.00316.84
8.0.50.0040.00416.86
8.0.30.0120.00817.15
8.0.20.0160.01117.40
8.0.10.0040.00416.93
8.0.00.0170.00516.87
7.4.330.0000.00515.04
7.4.320.0000.00616.73
7.4.300.0030.00316.60
7.4.290.0040.00416.70
7.4.280.0080.00016.66
7.4.270.0030.00316.63
7.4.260.0030.00316.66
7.4.250.0080.00016.62
7.4.240.0080.00016.61
7.4.230.0070.00016.66
7.4.220.0070.01116.82
7.4.210.0090.00616.63
7.4.200.0070.00016.73
7.4.160.0130.00316.79
7.4.150.0200.00617.40
7.4.140.0050.01317.86
7.4.130.0130.00716.66
7.4.120.0130.00416.68
7.4.110.0150.00316.60
7.4.100.0040.01516.79
7.4.90.0100.01016.58
7.4.80.0170.00019.39
7.4.70.0040.01416.62
7.4.60.0100.00616.48
7.4.50.0030.00316.77
7.4.40.0150.00316.74
7.4.30.0080.00816.65
7.4.00.0080.01015.01
7.3.330.0050.00013.13
7.3.320.0050.00013.08
7.3.310.0040.00416.22
7.3.300.0000.00616.15
7.3.290.0130.00616.25
7.3.280.0070.00916.32
7.3.270.0090.00817.40
7.3.260.0160.00316.59
7.3.250.0070.01016.59
7.3.240.0080.01616.75
7.3.230.0100.00716.39
7.3.210.0140.00416.32
7.3.200.0170.00019.39
7.3.190.0140.00316.33
7.3.180.0070.01016.35
7.3.170.0090.00616.46
7.3.160.0130.00316.29
7.3.120.0100.00814.96
7.3.110.0070.00914.95
7.3.100.0030.01215.07
7.3.90.0080.00614.77
7.3.80.0100.00114.72
7.3.70.0040.01014.62
7.3.60.0060.00614.93
7.3.50.0080.00514.76
7.3.40.0040.01114.79
7.3.30.0050.00814.70
7.3.20.0110.00316.58
7.3.10.0010.01016.67
7.3.00.0030.00816.54
7.2.330.0060.01216.81
7.2.320.0140.00316.55
7.2.310.0030.01416.61
7.2.300.0100.01316.56
7.2.290.0120.00616.51
7.2.250.0150.00414.92
7.2.240.0070.01215.01
7.2.230.0060.00914.96
7.2.220.0050.00714.96
7.2.210.0040.01114.99
7.2.200.0030.01214.98
7.2.190.0070.00914.80
7.2.180.0070.00915.00
7.2.170.0140.00114.99
7.2.160.0030.01115.04
7.2.150.0090.00616.85
7.2.140.0030.00716.99
7.2.130.0150.00317.03
7.2.120.0030.01316.99
7.2.110.0060.00616.87
7.2.100.0060.00916.62
7.2.90.0090.00616.85
7.2.80.0060.00916.82
7.2.70.0040.01116.69
7.2.60.0040.00916.76
7.2.50.0040.01116.75
7.2.40.0080.00817.00
7.2.30.0030.01416.84
7.2.20.0060.00616.95
7.2.10.0070.01116.83
7.2.00.0070.01018.21
7.1.330.0070.00515.79
7.1.320.0050.00716.01
7.1.310.0020.01416.00
7.1.300.0020.01215.83
7.1.290.0050.00915.81
7.1.280.0070.00715.83
7.1.270.0060.00915.86
7.1.260.0050.00815.88
7.1.250.0060.00916.04
7.1.200.0030.00915.89
7.1.100.0040.00818.50
7.1.70.0060.00617.34
7.1.60.0100.01319.46
7.1.50.0140.02134.99
7.1.00.0000.07722.47
7.0.200.0030.00616.83
7.0.140.0100.06721.92
7.0.60.0100.06720.06
7.0.50.0070.05017.87
7.0.40.0100.08320.34
7.0.30.0300.05020.15
7.0.20.0370.06720.35
7.0.10.0070.04020.02
7.0.00.0100.08020.01
5.6.280.0170.05721.12
5.6.210.0030.06320.61
5.6.200.0100.04318.18
5.6.190.0030.04320.41
5.6.180.0300.06020.77
5.6.170.0170.04020.54
5.6.160.0000.05720.48
5.6.150.0070.08018.15
5.6.140.0000.05018.11
5.6.130.0030.05718.17
5.6.120.0130.04320.99
5.6.110.0070.07320.96
5.6.100.0100.04720.88
5.6.90.0030.08021.09
5.6.80.0100.04320.52
5.5.350.0170.08020.48
5.5.340.0100.04017.97
5.5.330.0070.06020.48
5.5.320.0200.03720.34
5.5.310.0230.03320.34
5.5.300.0030.07017.98
5.5.290.0130.07017.95
5.5.280.0130.07320.79
5.5.270.0100.03720.79
5.5.260.0000.07320.78
5.5.250.0100.08020.63
5.5.240.0000.09020.14
5.4.450.0270.03719.23
5.4.440.0270.04719.24
5.4.430.0300.05019.25
5.4.420.0130.04319.48
5.4.410.0800.04319.27
5.4.400.0570.04019.18
5.4.390.0330.04319.11
5.4.380.0570.06718.64
5.4.370.0700.07318.67
5.4.360.0330.05718.50
5.4.350.0370.05718.71
5.4.340.0400.05718.56
5.4.320.0060.03612.45
5.4.310.0060.03812.45
5.4.300.0050.03712.45
5.4.290.0060.03712.45
5.4.280.0060.03512.35
5.4.270.0050.03712.34
5.4.260.0050.04712.34
5.4.250.0110.04712.34
5.4.240.0060.04112.34
5.4.230.0050.04212.34
5.4.220.0060.03712.34
5.4.210.0080.04212.34
5.4.200.0060.03812.34
5.4.190.0080.04012.33
5.4.180.0070.03912.33
5.4.170.0110.03912.35
5.4.160.0080.04012.34
5.4.150.0060.04112.34
5.4.140.0090.04712.02
5.4.130.0070.03812.01
5.4.120.0080.04711.97
5.4.110.0090.04811.97
5.4.100.0080.03311.96
5.4.90.0030.04511.96
5.4.80.0100.03411.96
5.4.70.0050.03811.96
5.4.60.0090.03411.96
5.4.50.0080.03311.96
5.4.40.0040.03611.95
5.4.30.0060.04211.94
5.4.20.0050.03811.95
5.4.10.0110.04511.94
5.4.00.0090.03911.43
5.3.290.0050.04712.80
5.3.280.0080.03612.71
5.3.270.0080.03912.72
5.3.260.0050.04012.72
5.3.250.0090.03412.72
5.3.240.0090.03812.72
5.3.230.0070.03612.71
5.3.220.0090.04712.68
5.3.210.0050.03912.68
5.3.200.0060.03612.68
5.3.190.0040.04112.68
5.3.180.0030.04012.67
5.3.170.0030.04112.66
5.3.160.0050.03912.67
5.3.150.0050.04012.68
5.3.140.0050.04412.66
5.3.130.0050.04012.66
5.3.120.0060.04712.66
5.3.110.0110.04912.66
5.3.100.0090.05112.12
5.3.90.0050.03812.08
5.3.80.0090.04812.07
5.3.70.0080.04912.07
5.3.60.0050.04312.07
5.3.50.0070.03612.00
5.3.40.0040.03812.00
5.3.30.0030.03711.95
5.3.20.0030.03811.73
5.3.10.0060.03411.70
5.3.00.0060.04011.68
5.2.170.0050.0309.19
5.2.160.0060.0289.19
5.2.150.0040.0319.19
5.2.140.0050.0309.18
5.2.130.0050.0319.15
5.2.120.0100.0329.15
5.2.110.0070.0389.16
5.2.100.0060.0389.15
5.2.90.0050.0299.15
5.2.80.0070.0369.14
5.2.70.0070.0289.14
5.2.60.0050.0299.09
5.2.50.0030.0319.06
5.2.40.0040.0299.04
5.2.30.0010.0459.02
5.2.20.0030.0339.02
5.2.10.0040.0288.92
5.2.00.0050.0368.77
5.1.60.0050.0268.06
5.1.50.0020.0278.05
5.1.40.0050.0268.04
5.1.30.0030.0298.39
5.1.20.0080.0238.41
5.1.10.0040.0258.14
5.1.00.0010.0298.14
5.0.50.0040.0206.61
5.0.40.0020.0206.47
5.0.30.0040.0326.29
5.0.20.0050.0176.25
5.0.10.0050.0216.23
5.0.00.0020.0326.23
4.4.90.0040.0164.77
4.4.80.0030.0154.75
4.4.70.0010.0184.75
4.4.60.0040.0144.76
4.4.50.0020.0164.77
4.4.40.0010.0274.71
4.4.30.0050.0134.76
4.4.20.0040.0144.84
4.4.10.0030.0154.85
4.4.00.0030.0244.76
4.3.110.0050.0134.66
4.3.100.0030.0154.67
4.3.90.0010.0164.63
4.3.80.0040.0244.58
4.3.70.0040.0144.63
4.3.60.0040.0144.63
4.3.50.0010.0204.63
4.3.40.0030.0254.54
4.3.30.0020.0163.28
4.3.20.0020.0163.25
4.3.10.0020.0163.21
4.3.00.0070.01715.68

preferences:
47.55 ms | 401 KiB | 5 Q