3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'a,b,c,d'; return 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)
8.3.60.0110.00416.63
8.3.50.0140.00622.76
8.3.40.0140.00718.84
8.3.30.0070.00718.97
8.3.20.0070.00020.29
8.3.10.0040.00423.53
8.3.00.0000.00819.38
8.2.180.0160.00316.75
8.2.170.0100.01022.96
8.2.160.0080.00820.47
8.2.150.0030.00624.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0070.00021.02
8.2.110.0030.00620.43
8.2.100.0060.00618.09
8.2.90.0000.00919.09
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0000.01217.93
8.2.50.0060.00318.07
8.2.40.0000.00717.97
8.2.30.0050.00218.04
8.2.20.0040.00417.67
8.2.10.0040.00417.96
8.2.00.0040.00417.59
8.1.280.0100.01025.92
8.1.270.0040.00423.85
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0040.00422.13
8.1.230.0040.00718.84
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00617.23
8.1.190.0060.00317.22
8.1.180.0000.00818.10
8.1.170.0040.00418.49
8.1.160.0040.00421.84
8.1.150.0000.00718.82
8.1.140.0060.00317.32
8.1.130.0000.00717.79
8.1.120.0070.00017.28
8.1.110.0040.00417.45
8.1.100.0040.00417.31
8.1.90.0000.00717.32
8.1.80.0070.00017.31
8.1.70.0030.00617.28
8.1.60.0090.00017.54
8.1.50.0040.00417.41
8.1.40.0000.00717.30
8.1.30.0070.00017.37
8.1.20.0000.00717.47
8.1.10.0070.00017.42
8.1.00.0050.00317.40
8.0.300.0040.00418.77
8.0.290.0000.00916.63
8.0.280.0000.00718.36
8.0.270.0070.00017.18
8.0.260.0070.00017.18
8.0.250.0000.00816.84
8.0.240.0030.00316.91
8.0.230.0070.00016.83
8.0.220.0030.00316.93
8.0.210.0070.00016.75
8.0.200.0000.00616.84
8.0.190.0000.00816.83
8.0.180.0030.00316.79
8.0.170.0000.00816.98
8.0.160.0000.00716.77
8.0.150.0030.00316.82
8.0.140.0000.00716.76
8.0.130.0030.00313.27
8.0.120.0040.00416.89
8.0.110.0040.00416.86
8.0.100.0000.00816.85
8.0.90.0000.00716.74
8.0.80.0070.01116.76
8.0.70.0050.00316.82
8.0.60.0050.00216.80
8.0.50.0030.00616.95
8.0.30.0150.00516.91
8.0.20.0070.01317.40
8.0.10.0040.00416.79
8.0.00.0080.01016.78
7.4.330.0050.00015.09
7.4.320.0040.00416.42
7.4.300.0000.00616.43
7.4.290.0000.00716.38
7.4.280.0080.00016.48
7.4.270.0030.00316.60
7.4.260.0030.00316.61
7.4.250.0000.00716.45
7.4.240.0020.00616.55
7.4.230.0000.00816.29
7.4.220.0080.00916.55
7.4.210.0050.00816.48
7.4.200.0040.00416.66
7.4.160.0100.00316.35
7.4.150.0220.00417.40
7.4.140.0080.00917.86
7.4.130.0120.00816.45
7.4.120.0120.00716.50
7.4.110.0090.00616.40
7.4.100.0090.01216.46
7.4.90.0040.01316.60
7.4.80.0150.00619.39
7.4.70.0080.00816.38
7.4.60.0130.00316.41
7.4.50.0000.00816.46
7.4.40.0160.00016.41
7.4.30.0030.01316.58
7.4.00.0080.00815.21
7.3.330.0060.00013.18
7.3.320.0030.00313.18
7.3.310.0040.00416.34
7.3.300.0060.00016.30
7.3.290.0110.00416.25
7.3.280.0090.00816.23
7.3.270.0100.00717.40
7.3.260.0090.01316.18
7.3.250.0070.01016.34
7.3.240.0130.01016.47
7.3.230.0060.01016.39
7.3.210.0110.00516.24
7.3.200.0080.00819.39
7.3.190.0060.01216.09
7.3.180.0060.00916.45
7.3.170.0000.01616.38
7.3.160.0080.00816.53
7.2.330.0100.01016.53
7.2.320.0130.00716.38
7.2.310.0100.00716.41
7.2.300.0090.00916.36
7.2.290.0030.02016.39
7.2.60.0100.00316.86
7.2.00.0110.00419.23
7.1.200.0040.00715.56
7.1.100.0180.00616.43
7.1.70.0000.00817.26
7.1.60.0110.01419.46
7.1.50.0200.01634.46
7.1.00.0030.07322.29
7.0.200.0050.00316.71
7.0.140.0030.07322.07
7.0.60.0070.04019.84
7.0.50.0170.06017.87
7.0.40.0030.05720.30
7.0.30.0230.09320.20
7.0.20.0270.04720.16
7.0.10.0170.08020.33
7.0.00.0100.07320.21
5.6.210.0100.03320.54
5.6.200.0130.08018.17
5.6.190.0100.03720.77
5.6.180.0070.04720.48
5.6.170.0230.04320.54
5.6.160.0130.08720.52
5.6.150.0070.04018.11
5.6.140.0100.07718.18
5.6.130.0070.08318.18
5.6.120.0030.04320.83
5.6.110.0030.08021.08
5.6.100.0070.08021.00
5.6.90.0030.04721.12
5.6.80.0070.08020.37
5.5.350.0100.09020.48
5.5.340.0070.04017.93
5.5.330.0000.04720.07
5.5.320.0270.08720.30
5.5.310.0170.04020.34
5.5.300.0030.08717.98
5.5.290.0100.06317.90
5.5.280.0100.04320.86
5.5.270.0070.04020.63
5.5.260.0100.07320.64
5.5.250.0130.05020.67
5.5.240.0200.06320.27
5.4.450.0300.04719.21
5.4.440.0270.05019.48
5.4.430.0100.04319.42
5.4.420.0330.03719.54
5.4.410.0500.03719.14
5.4.400.0300.04318.81
5.4.390.0130.04319.10
5.4.380.0430.08018.66
5.4.370.0270.06718.48
5.4.360.0230.06018.68
5.4.350.0200.06318.57
5.4.340.0270.05718.67
5.4.320.0040.03712.45
5.4.310.0080.03412.45
5.4.300.0050.03712.45
5.4.290.0070.03612.45
5.4.280.0070.04312.35
5.4.270.0080.04512.34
5.4.260.0080.03512.35
5.4.250.0060.03712.34
5.4.240.0090.04312.34
5.4.230.0070.03612.34
5.4.220.0060.03512.34
5.4.210.0060.04912.34
5.4.200.0060.03612.34
5.4.190.0030.03812.34
5.4.180.0040.03712.33
5.4.170.0080.03312.34
5.4.160.0090.03212.34
5.4.150.0040.03712.34
5.4.140.0050.03812.02
5.4.130.0040.03612.01
5.4.120.0050.03511.96
5.4.110.0040.03711.96
5.4.100.0080.03311.96
5.4.90.0060.03711.96
5.4.80.0040.03911.96
5.4.70.0070.03911.96
5.4.60.0060.03311.96
5.4.50.0060.03411.96
5.4.40.0040.03611.95
5.4.30.0090.04011.95
5.4.20.0030.03711.95
5.4.10.0030.03711.95
5.4.00.0050.03611.44
5.3.290.0050.04012.80
5.3.280.0070.03612.71
5.3.270.0050.04012.73
5.3.260.0060.04012.72
5.3.250.0070.03612.72
5.3.240.0080.03712.72
5.3.230.0080.03812.70
5.3.220.0100.03312.68
5.3.210.0050.04312.68
5.3.200.0110.03212.68
5.3.190.0040.03912.68
5.3.180.0070.03512.67
5.3.170.0050.03712.67
5.3.160.0110.04412.68
5.3.150.0050.03712.67
5.3.140.0070.03612.66
5.3.130.0070.04312.66
5.3.120.0070.04812.66
5.3.110.0050.04512.66
5.3.100.0060.04112.12
5.3.90.0060.04012.08
5.3.80.0070.04912.08
5.3.70.0120.05612.07
5.3.60.0080.05612.06
5.3.50.0080.03712.00
5.3.40.0030.04812.00
5.3.30.0060.04111.94
5.3.20.0080.03611.72
5.3.10.0080.03511.69
5.3.00.0050.03911.67
5.2.170.0050.0329.18
5.2.160.0050.0319.18
5.2.150.0080.0379.17
5.2.140.0070.0309.18
5.2.130.0090.0399.14
5.2.120.0050.0299.14
5.2.110.0090.0339.14
5.2.100.0050.0299.13
5.2.90.0060.0289.13
5.2.80.0100.0289.13
5.2.70.0060.0309.13
5.2.60.0030.0329.09
5.2.50.0050.0309.05
5.2.40.0020.0329.03
5.2.30.0050.0309.00
5.2.20.0060.0288.99
5.2.10.0030.0318.92
5.2.00.0060.0298.77
5.1.60.0080.0228.06
5.1.50.0050.0268.06
5.1.40.0060.0238.04
5.1.30.0050.0268.39
5.1.20.0090.0278.41
5.1.10.0030.0288.14
5.1.00.0070.0248.14
5.0.50.0020.0226.61
5.0.40.0070.0166.47
5.0.30.0070.0296.29
5.0.20.0030.0206.25
5.0.10.0080.0196.23
5.0.00.0100.0296.23
4.4.90.0090.0124.78
4.4.80.0080.0224.75
4.4.70.0060.0184.75
4.4.60.0030.0184.75
4.4.50.0090.0134.77
4.4.40.0030.0284.71
4.4.30.0050.0164.76
4.4.20.0070.0184.84
4.4.10.0070.0144.84
4.4.00.0110.0224.76
4.3.110.0030.0154.67
4.3.100.0050.0154.67
4.3.90.0010.0164.64
4.3.80.0030.0274.59
4.3.70.0070.0154.63
4.3.60.0010.0164.63
4.3.50.0020.0164.63
4.3.40.0020.0254.54
4.3.30.0020.0183.28
4.3.20.0000.0183.25
4.3.10.0020.0153.21
4.3.00.0030.01715.68

preferences:
40.04 ms | 401 KiB | 5 Q