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)
8.3.60.0140.00716.75
8.3.50.0090.01123.00
8.3.40.0060.00918.81
8.3.30.0090.00618.79
8.3.20.0070.00020.14
8.3.10.0080.00023.47
8.3.00.0030.00519.38
8.2.180.0110.00418.79
8.2.170.0060.00822.96
8.2.160.0100.00320.40
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00321.05
8.2.110.0060.00320.52
8.2.100.0040.00818.01
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0060.00317.92
8.2.50.0080.00018.07
8.2.40.0040.00418.03
8.2.30.0040.00418.02
8.2.20.0070.00017.82
8.2.10.0000.00718.02
8.2.00.0040.00417.69
8.1.280.0030.01725.92
8.1.270.0060.00323.85
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00421.93
8.1.230.0040.00819.08
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0140.00017.13
8.1.190.0040.00417.25
8.1.180.0040.00418.10
8.1.170.0030.00718.63
8.1.160.0000.00821.94
8.1.150.0000.00818.95
8.1.140.0090.00017.41
8.1.130.0030.00317.85
8.1.120.0000.00717.57
8.1.110.0040.00417.37
8.1.100.0050.00317.53
8.1.90.0040.00417.45
8.1.80.0000.00717.52
8.1.70.0030.00617.55
8.1.60.0000.00817.70
8.1.50.0030.00517.52
8.1.40.0050.00317.56
8.1.30.0000.00817.54
8.1.20.0000.00717.71
8.1.10.0040.00417.56
8.1.00.0000.00717.49
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0000.00718.41
8.0.270.0000.00717.20
8.0.260.0050.00217.13
8.0.250.0030.00317.02
8.0.240.0040.00416.96
8.0.230.0030.00316.88
8.0.220.0000.00716.91
8.0.210.0070.00016.94
8.0.200.0030.00316.98
8.0.190.0000.01017.00
8.0.180.0070.00016.95
8.0.170.0030.00516.96
8.0.160.0000.00716.96
8.0.150.0040.00416.97
8.0.140.0000.00716.89
8.0.130.0000.00613.41
8.0.120.0000.00916.97
8.0.110.0020.00516.88
8.0.100.0040.00416.75
8.0.90.0040.00416.86
8.0.80.0110.00616.90
8.0.70.0040.00417.09
8.0.60.0040.00416.87
8.0.50.0000.00716.93
8.0.30.0130.00817.15
8.0.20.0140.00917.42
8.0.10.0040.00417.13
8.0.00.0070.01216.81
7.4.330.0030.00215.00
7.4.320.0070.00016.51
7.4.300.0030.00316.63
7.4.290.0000.00816.63
7.4.280.0000.00816.69
7.4.270.0000.00716.75
7.4.260.0000.00716.57
7.4.250.0000.00916.67
7.4.240.0070.00116.64
7.4.230.0030.00316.48
7.4.220.0070.01416.72
7.4.210.0080.00516.86
7.4.200.0000.00716.82
7.4.160.0080.00816.54
7.4.150.0150.00417.40
7.4.140.0120.00517.86
7.4.130.0100.00716.56
7.4.120.0080.00916.81
7.4.110.0120.00416.61
7.4.100.0090.01316.41
7.4.90.0100.00816.70
7.4.80.0110.00819.39
7.4.70.0070.00916.46
7.4.60.0100.00716.57
7.4.50.0000.00816.52
7.4.40.0120.00916.66
7.4.30.0100.00616.68
7.4.00.0140.00414.89
7.3.330.0000.00513.04
7.3.320.0050.00013.10
7.3.310.0040.00416.24
7.3.300.0030.00316.30
7.3.290.0130.00616.37
7.3.280.0070.00816.29
7.3.270.0070.01417.40
7.3.260.0150.00316.30
7.3.250.0090.00816.44
7.3.240.0070.01416.60
7.3.230.0090.00916.61
7.3.210.0060.01216.33
7.3.200.0030.01419.39
7.3.190.0100.00716.24
7.3.180.0110.00416.54
7.3.170.0100.00716.38
7.3.160.0090.00616.42
7.2.330.0060.01316.75
7.2.320.0060.00916.43
7.2.310.0100.00716.62
7.2.300.0160.00616.72
7.2.290.0070.01416.56
7.2.60.0110.00316.93
7.1.200.0100.00315.96
7.1.100.0080.01116.08
7.1.70.0050.00317.41
7.1.60.0150.00919.46
7.1.50.0150.00634.72
7.1.00.0130.06722.37
7.0.200.0000.00816.79
7.0.140.0000.07321.94
7.0.60.0100.07320.03
7.0.50.0100.07717.89
7.0.40.0070.06020.08
7.0.30.0470.05320.19
7.0.20.0200.07320.02
7.0.10.0030.08320.20
7.0.00.0070.07320.12
5.6.280.0030.07020.98
5.6.210.0030.04020.72
5.6.200.0030.06018.15
5.6.190.0070.04320.56
5.6.180.2630.03320.41
5.6.170.0270.03320.38
5.6.160.0230.06720.54
5.6.150.0130.07718.12
5.6.140.0070.08018.10
5.6.130.0070.08718.09
5.6.120.0130.07321.03
5.6.110.0070.04321.08
5.6.100.0070.04721.13
5.6.90.0170.08020.96
5.6.80.0070.08020.52
5.6.70.3430.04020.32
5.5.350.0200.08320.40
5.5.340.0000.04017.98
5.5.330.0130.07720.36
5.5.320.0400.07020.21
5.5.310.0270.04720.41
5.5.300.0030.08717.91
5.5.290.0070.06317.91
5.5.280.0030.08720.64
5.5.270.0170.07020.86
5.5.260.0070.08320.75
5.5.250.0100.05320.78
5.5.240.0230.06720.25
5.4.450.0330.06019.38
5.4.440.0230.04019.26
5.4.430.0330.03719.42
5.4.420.0170.05319.26
5.4.410.0300.07319.27
5.4.400.0230.04318.78
5.4.390.0300.05719.05
5.4.380.0330.05718.79
5.4.370.0200.04019.08
5.4.360.0400.06019.21
5.4.350.0270.06019.05
5.4.340.0230.05718.80
5.4.320.0200.05318.93
5.4.310.0170.04018.80
5.4.300.0170.03719.23
5.4.290.0230.06019.10
5.4.280.0230.07718.93
5.4.270.0200.04319.08
5.4.260.0170.04318.93
5.4.250.0170.04019.23
5.4.240.0330.06318.85
5.4.230.0270.03719.20
5.4.220.0470.07319.23
5.4.210.0200.05019.09
5.4.200.0500.06019.23
5.4.190.0570.06719.12
5.4.180.0300.05018.91
5.4.170.0170.05318.90
5.4.160.0230.07018.86
5.4.150.0230.05319.21
5.4.140.0300.06316.45
5.4.130.0230.04016.26
5.4.120.0170.04016.27
5.4.110.0270.04016.39
5.4.100.0170.07716.47
5.4.90.0200.03716.39
5.4.80.0200.05316.32
5.4.70.0270.03316.05
5.4.60.0130.05316.49
5.4.50.0200.07016.45
5.4.40.0170.04716.39
5.4.30.0200.04016.04
5.4.20.0200.04716.42
5.4.10.0300.03716.36
5.4.00.0130.03715.78
5.3.290.0200.05314.54
5.3.280.0230.03714.64
5.3.270.0170.03714.44
5.3.260.0170.04714.45
5.3.250.0270.06714.54
5.3.240.0170.07314.45
5.3.230.0130.04714.64
5.3.220.0100.04014.65
5.3.210.0270.06714.51
5.3.200.0200.03314.63
5.3.190.0270.04314.41
5.3.180.0430.03014.46
5.3.170.0170.03714.41
5.3.160.0200.04314.46
5.3.150.0170.03314.39
5.3.140.0130.03714.52
5.3.130.0300.06314.56
5.3.120.0200.05014.50
5.3.110.0570.04314.53
5.3.100.0200.04314.13
5.3.90.0170.06014.07
5.3.80.0470.03014.11
5.3.70.0230.06013.89
5.3.60.0130.04014.00
5.3.50.0170.04013.95
5.3.40.0100.05313.78
5.3.30.0030.05713.75
5.3.20.0100.03013.63
5.3.10.0130.04013.46
5.3.00.0130.04013.47
5.2.170.0130.03712.32
5.2.160.0100.03312.32
5.2.150.0170.02712.32
5.2.140.0170.04012.32
5.2.130.0230.02712.32
5.2.120.0230.05712.32
5.2.110.0170.03312.32
5.2.100.0170.04712.32
5.2.90.0230.02712.32
5.2.80.0170.04012.32
5.2.70.0130.05012.32
5.2.60.0130.03012.32
5.2.50.0200.03012.32
5.2.40.0130.03312.32
5.2.30.0130.03312.32
5.2.20.0100.03312.32
5.2.10.0100.04712.32
5.2.00.0170.05012.32
5.1.60.0130.05012.32
5.1.50.0170.05012.32
5.1.40.0200.04012.32
5.1.30.0100.03012.32
5.1.20.0200.04712.32
5.1.10.0100.02712.32
5.1.00.0030.03312.32
5.0.50.0070.02012.32
5.0.40.0070.02012.32
5.0.30.0070.02712.32
5.0.20.0100.01312.32
5.0.10.0100.03712.32
5.0.00.0100.02712.32
4.4.90.0170.02712.32
4.4.80.0100.03012.32
4.4.70.0030.01712.32
4.4.60.0070.03312.32
4.4.50.0070.02312.32
4.4.40.0030.04012.32
4.4.30.0070.02312.32
4.4.20.0070.02012.32
4.4.10.0100.02312.32
4.4.00.0100.05012.32
4.3.110.0100.01712.32
4.3.100.0070.01712.32
4.3.90.0030.01712.32
4.3.80.0030.02712.32
4.3.70.0100.01012.32
4.3.60.0100.02012.32
4.3.50.0130.01712.32
4.3.40.0030.03012.32
4.3.30.0000.01712.32
4.3.20.0070.02312.32
4.3.10.0030.02012.32
4.3.00.0070.01312.32

preferences:
43.66 ms | 401 KiB | 5 Q