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)
8.3.60.0000.01416.38
8.3.50.0160.00522.89
8.3.40.0120.00318.67
8.3.30.0110.00419.09
8.3.20.0040.00420.30
8.3.10.0000.00923.67
8.3.00.0070.00419.38
8.2.180.0220.00016.38
8.2.170.0110.00422.96
8.2.160.0120.00320.36
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00421.09
8.2.110.0050.00520.35
8.2.100.0030.00718.03
8.2.90.0040.00419.13
8.2.80.0090.00017.97
8.2.70.0040.00417.63
8.2.60.0040.00418.03
8.2.50.0030.00618.07
8.2.40.0050.00319.95
8.2.30.0070.00017.91
8.2.20.0040.00417.67
8.2.10.0000.00717.98
8.2.00.0000.00817.61
8.1.280.0070.00725.92
8.1.270.0000.00824.66
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0000.00822.14
8.1.230.0070.00418.99
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00717.25
8.1.190.0040.00417.00
8.1.180.0000.00818.10
8.1.170.0040.00418.25
8.1.160.0030.00521.83
8.1.150.0070.00018.86
8.1.140.0030.00617.35
8.1.130.0000.00717.70
8.1.120.0000.00717.44
8.1.110.0000.00717.38
8.1.100.0040.00417.39
8.1.90.0000.00817.30
8.1.80.0040.00417.43
8.1.70.0020.00517.35
8.1.60.0060.00317.45
8.1.50.0030.00617.48
8.1.40.0040.00417.50
8.1.30.0040.00517.38
8.1.20.0070.00317.48
8.1.10.0000.00717.41
8.1.00.0000.00717.36
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.39
8.0.270.0050.00317.11
8.0.260.0000.00717.20
8.0.250.0000.00716.94
8.0.240.0000.00716.84
8.0.230.0030.00316.91
8.0.220.0000.00716.96
8.0.210.0030.00316.86
8.0.200.0030.00316.84
8.0.190.0080.00016.99
8.0.180.0070.00016.82
8.0.170.0000.00816.89
8.0.160.0000.00816.95
8.0.150.0030.00316.64
8.0.140.0040.00416.82
8.0.130.0000.00513.35
8.0.120.0000.00716.86
8.0.110.0000.00716.94
8.0.100.0030.00516.67
8.0.90.0050.00316.88
8.0.80.0110.00416.84
8.0.70.0000.00716.88
8.0.60.0040.00416.91
8.0.50.0040.00416.88
8.0.30.0150.00517.11
8.0.20.0060.01217.40
8.0.10.0050.00317.13
8.0.00.0100.01016.79
7.4.330.0000.00515.02
7.4.320.0060.00016.61
7.4.300.0000.00616.59
7.4.290.0000.00716.43
7.4.280.0040.00416.60
7.4.270.0030.00316.61
7.4.260.0040.00416.35
7.4.250.0040.00416.48
7.4.240.0050.00316.57
7.4.230.0040.00416.45
7.4.220.0150.00916.63
7.4.210.0030.01016.63
7.4.200.0050.00216.49
7.4.160.0070.01316.44
7.4.150.0150.00417.40
7.4.140.0110.00917.86
7.4.130.0110.00916.62
7.4.120.0110.00716.44
7.4.110.0070.01116.59
7.4.100.0070.01416.75
7.4.90.0090.00816.63
7.4.80.0090.01219.39
7.4.70.0030.01216.72
7.4.60.0120.00616.44
7.4.50.0020.00216.24
7.4.40.0170.00416.44
7.4.30.0080.00816.23
7.4.00.0080.00714.95
7.3.330.0030.00313.07
7.3.320.0050.00013.17
7.3.310.0000.00616.13
7.3.300.0030.00316.16
7.3.290.0040.01116.31
7.3.280.0070.00816.26
7.3.270.0130.00317.40
7.3.260.0070.01316.33
7.3.250.0100.00716.37
7.3.240.0030.01516.10
7.3.230.0090.00916.39
7.3.210.0070.01016.20
7.3.200.0100.00719.39
7.3.190.0150.00416.14
7.3.180.0080.00816.32
7.3.170.0110.01116.67
7.3.160.0060.00916.21
7.3.120.0090.00914.97
7.3.110.0060.01214.68
7.3.100.0070.00714.75
7.3.90.0060.00614.90
7.3.80.0100.00314.66
7.3.70.0060.00614.81
7.3.60.0040.00714.78
7.3.50.0040.00814.81
7.3.40.0080.00814.81
7.3.30.0060.00914.57
7.3.20.0030.01016.28
7.3.10.0080.00616.37
7.3.00.0060.00516.37
7.2.330.0120.00616.49
7.2.320.0070.01016.44
7.2.310.0110.00616.51
7.2.300.0110.00916.29
7.2.290.0080.00816.39
7.2.250.0100.01014.94
7.2.240.0060.01615.04
7.2.230.0090.00614.93
7.2.220.0030.00715.16
7.2.210.0030.00614.53
7.2.200.0040.00415.02
7.2.190.0040.00414.93
7.2.180.0080.00814.83
7.2.170.0060.00314.89
7.2.130.0000.00816.31
7.2.120.0030.01016.52
7.2.110.0000.01016.11
7.2.100.0070.00716.58
7.2.90.0080.00316.54
7.2.80.0040.00416.64
7.2.70.0100.00016.13
7.2.60.0040.00816.54
7.2.50.0130.00616.66
7.2.40.0150.00316.71
7.2.30.0040.01316.42
7.2.20.0080.00516.44
7.2.10.0300.00416.57
7.2.00.0060.00818.02
7.1.330.0130.00315.71
7.1.320.0000.01115.58
7.1.310.0070.00715.50
7.1.300.0060.00615.86
7.1.290.0030.00915.54
7.1.280.0080.00315.75
7.1.270.0070.00715.75
7.1.260.0060.00315.84
7.1.250.0090.00015.65
7.1.100.0040.00818.24
7.1.70.0020.00517.09
7.1.60.0070.01019.46
7.1.50.0070.01316.99
7.1.00.0070.08722.57
7.0.200.0000.00916.62
7.0.140.0000.08021.93
7.0.60.0130.05019.91
7.0.50.0070.06717.75
7.0.40.0170.07320.12
7.0.30.0300.05020.21
7.0.20.0370.07720.16
7.0.10.0070.07720.18
7.0.00.0130.06320.14
5.6.210.0130.07320.44
5.6.200.0000.07318.15
5.6.190.0130.04020.63
5.6.180.0000.09020.76
5.6.170.0330.06720.50
5.6.160.0130.08020.46
5.6.150.0100.06018.22
5.6.140.0100.07718.19
5.6.130.0000.08718.15
5.6.120.0100.06321.14
5.6.110.0100.08321.00
5.6.100.0130.07320.96
5.6.90.0130.08320.96
5.6.80.0070.03720.36
5.6.70.4570.04020.41
5.5.350.0200.07320.45
5.5.340.0100.05718.02
5.5.330.0170.06320.25
5.5.320.0270.05020.18
5.5.310.0270.07720.27
5.5.300.0100.08017.91
5.5.290.0100.05317.98
5.5.280.0100.08320.96
5.5.270.0070.05320.95
5.5.260.0030.04320.79
5.5.250.0070.08320.66
5.5.240.0100.06720.03
5.4.450.0170.04319.25
5.4.440.0100.05319.41
5.4.430.0430.04719.56
5.4.420.0200.04719.45
5.4.410.0500.04019.08
5.4.400.0270.04318.94
5.4.390.0070.04019.08
5.4.380.0300.05718.52
5.4.370.0330.05018.48
5.4.360.0670.06018.62
5.4.350.0530.05718.48
5.4.340.0230.05718.64
5.4.320.0130.03012.45
5.4.310.0050.04812.45
5.4.300.0080.04112.45
5.4.290.0090.03812.45
5.4.280.0050.03812.35
5.4.270.0080.03412.34
5.4.260.0090.04112.34
5.4.250.0070.03812.34
5.4.240.0050.04812.35
5.4.230.0050.04212.34
5.4.220.0080.03412.34
5.4.210.0040.03712.34
5.4.200.0050.03812.34
5.4.190.0060.05212.34
5.4.180.0020.04012.33
5.4.170.0090.03412.34
5.4.160.0060.03612.34
5.4.150.0070.03912.34
5.4.140.0050.03712.02
5.4.130.0060.04012.01
5.4.120.0070.03511.96
5.4.110.0090.03211.96
5.4.100.0030.03911.96
5.4.90.0050.03711.96
5.4.80.0060.04311.96
5.4.70.0060.03611.96
5.4.60.0060.03711.96
5.4.50.0070.04311.96
5.4.40.0090.04511.95
5.4.30.0060.03711.95
5.4.20.0050.05211.95
5.4.10.0070.03411.95
5.4.00.0080.03411.43
5.3.290.0050.04012.80
5.3.280.0090.03512.71
5.3.270.0070.04812.72
5.3.260.0070.04112.72
5.3.250.0080.03612.72
5.3.240.0080.03612.72
5.3.230.0050.03812.71
5.3.220.0050.04712.68
5.3.210.0060.04112.68
5.3.200.0090.04912.68
5.3.190.0060.04612.68
5.3.180.0070.03612.67
5.3.170.0080.03712.67
5.3.160.0080.03912.68
5.3.150.0080.03512.68
5.3.140.0030.03912.66
5.3.130.0090.05012.66
5.3.120.0080.04012.66
5.3.110.0060.03912.66
5.3.100.0040.03812.12
5.3.90.0060.04012.09
5.3.80.0090.03312.07
5.3.70.0060.03812.07
5.3.60.0080.03612.07
5.3.50.0060.04212.00
5.3.40.0060.03912.00
5.3.30.0080.03311.94
5.3.20.0060.03611.72
5.3.10.0070.03811.69
5.3.00.0050.03911.68
5.2.170.0050.0339.18
5.2.160.0070.0269.18
5.2.150.0070.0309.18
5.2.140.0100.0309.17
5.2.130.0060.0289.13
5.2.120.0050.0409.13
5.2.110.0070.0269.14
5.2.100.0070.0279.14
5.2.90.0030.0319.14
5.2.80.0060.0279.13
5.2.70.0070.0319.13
5.2.60.0050.0329.09
5.2.50.0020.0369.05
5.2.40.0060.0279.03
5.2.30.0060.0359.00
5.2.20.0030.0308.99
5.2.10.0020.0318.91
5.2.00.0040.0348.77
5.1.60.0050.0248.06
5.1.50.0050.0338.06
5.1.40.0030.0328.04
5.1.30.0050.0338.39
5.1.20.0070.0288.41
5.1.10.0060.0268.13
5.1.00.0070.0318.14
5.0.50.0020.0256.61
5.0.40.0030.0206.47
5.0.30.0030.0326.29
5.0.20.0020.0206.25
5.0.10.0040.0196.23
5.0.00.0030.0316.23
4.4.90.0030.0214.78
4.4.80.0030.0154.75
4.4.70.0040.0204.75
4.4.60.0030.0204.76
4.4.50.0040.0144.77
4.4.40.0020.0264.70
4.4.30.0010.0174.76
4.4.20.0030.0194.84
4.4.10.0010.0174.85
4.4.00.0020.0264.76
4.3.110.0020.0164.67
4.3.100.0010.0174.66
4.3.90.0030.0194.63
4.3.80.0070.0214.58
4.3.70.0010.0194.63
4.3.60.0030.0144.63
4.3.50.0000.0204.63
4.3.40.0020.0244.54
4.3.30.0050.0133.28
4.3.20.0020.0153.25
4.3.10.0020.0183.21
4.3.00.0070.01715.68

preferences:
36.35 ms | 401 KiB | 5 Q