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)
8.3.40.0040.01118.97
8.3.30.0070.01018.96
8.3.20.0080.00020.34
8.3.10.0050.00323.66
8.3.00.0060.00319.25
8.2.170.0070.00722.96
8.2.160.0070.01020.28
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00321.28
8.2.110.0000.01120.43
8.2.100.0040.00818.04
8.2.90.0030.00619.09
8.2.80.0030.00617.97
8.2.70.0000.00817.63
8.2.60.0090.00317.68
8.2.50.0090.00018.07
8.2.40.0000.00818.09
8.2.30.0040.00418.02
8.2.20.0040.00417.70
8.2.10.0040.00418.02
8.2.00.0070.00017.87
8.1.270.0080.00023.79
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00323.89
8.1.230.0080.00319.15
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0100.00317.38
8.1.190.0000.00817.34
8.1.180.0000.00818.10
8.1.170.0060.00318.64
8.1.160.0000.00821.93
8.1.150.0030.00618.75
8.1.140.0040.00817.53
8.1.130.0030.00317.84
8.1.120.0040.00417.56
8.1.110.0040.00417.52
8.1.100.0040.00417.55
8.1.90.0000.00717.53
8.1.80.0000.00717.53
8.1.70.0000.00817.49
8.1.60.0030.00617.65
8.1.50.0030.00517.53
8.1.40.0000.00817.52
8.1.30.0040.00417.74
8.1.20.0040.00417.64
8.1.10.0040.00417.51
8.1.00.0040.00417.51
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.41
8.0.270.0030.00317.08
8.0.260.0030.00317.13
8.0.250.0030.00317.05
8.0.240.0030.00317.00
8.0.230.0040.00417.03
8.0.220.0000.00716.96
8.0.210.0000.00716.94
8.0.200.0030.00316.93
8.0.190.0030.00617.00
8.0.180.0070.00016.92
8.0.170.0000.00817.02
8.0.160.0070.00017.00
8.0.150.0040.00416.95
8.0.140.0070.00016.78
8.0.130.0030.00313.46
8.0.120.0070.00016.91
8.0.110.0000.00717.00
8.0.100.0030.00416.80
8.0.90.0040.00416.92
8.0.80.0150.00616.88
8.0.70.0040.00416.80
8.0.60.0000.00817.02
8.0.50.0040.00416.90
8.0.30.0130.00917.05
8.0.20.0190.01517.45
8.0.10.0040.00417.09
8.0.00.0100.00816.99
7.4.330.0030.00315.11
7.4.320.0030.00316.75
7.4.300.0030.00316.67
7.4.290.0050.00216.79
7.4.280.0040.00416.57
7.4.270.0080.00016.55
7.4.260.0000.00716.61
7.4.250.0000.01016.61
7.4.240.0000.00816.69
7.4.230.0030.00316.73
7.4.220.0040.01416.71
7.4.210.0030.01016.68
7.4.200.0000.00716.64
7.4.160.0120.00416.68
7.4.150.0080.00917.40
7.4.140.0110.00717.86
7.4.130.0080.01216.65
7.4.120.0080.01116.58
7.4.110.0120.00916.48
7.4.100.0150.00316.83
7.4.90.0070.01016.63
7.4.80.0140.00419.39
7.4.70.0170.00016.66
7.4.60.0100.00716.70
7.4.50.0040.00416.35
7.4.40.0030.01416.72
7.4.30.0100.00716.46
7.4.00.0000.01815.05
7.3.330.0000.00513.16
7.3.320.0050.00013.21
7.3.310.0030.00316.25
7.3.300.0030.00316.29
7.3.290.0090.00816.40
7.3.280.0040.01216.28
7.3.270.0130.00517.40
7.3.260.0060.01216.32
7.3.250.0070.01016.62
7.3.240.0080.01216.31
7.3.230.0100.00616.62
7.3.210.0110.00516.30
7.3.200.0130.00319.39
7.3.190.0120.00916.55
7.3.180.0180.00016.31
7.3.170.0100.00616.55
7.3.160.0160.00016.80
7.2.330.0070.01616.61
7.2.320.0120.00616.71
7.2.310.0060.01216.61
7.2.300.0090.00916.44
7.2.290.0100.01416.63
7.2.60.0040.01116.95
7.2.00.0040.01219.35
7.1.200.0130.00315.92
7.1.100.0070.01418.45
7.1.70.0110.00417.17
7.1.60.0110.01419.46
7.1.50.0130.01034.96
7.1.00.0030.07722.45
7.0.200.0000.00816.93
7.0.140.0000.07322.09
7.0.60.0070.08720.03
7.0.50.0170.07017.77
7.0.40.0070.04319.92
7.0.30.0330.06020.15
7.0.20.0200.07720.36
7.0.10.0070.05320.18
7.0.00.0100.08020.18
5.6.280.0070.07021.07
5.6.210.0130.08020.49
5.6.200.0070.06018.21
5.6.190.0070.08320.28
5.6.180.0330.03720.61
5.6.170.0270.05020.55
5.6.160.0070.07020.37
5.6.150.0100.05018.12
5.6.140.0170.06318.21
5.6.130.0100.05718.06
5.6.120.0070.06321.02
5.6.110.0030.08021.10
5.6.100.0130.07321.01
5.6.90.0070.04321.12
5.6.80.0000.04020.41
5.5.350.0030.07320.41
5.5.340.0030.07717.91
5.5.330.0000.04320.25
5.5.320.3970.04020.20
5.5.310.0200.05020.29
5.5.300.0070.04017.97
5.5.290.0100.07717.90
5.5.280.0100.05020.64
5.5.270.0100.08320.93
5.5.260.0030.07720.83
5.5.250.0070.07720.57
5.5.240.0030.06320.18
5.4.450.0170.03719.41
5.4.440.0330.03719.57
5.4.430.0100.04719.44
5.4.420.0200.04319.50
5.4.410.0370.03719.28
5.4.400.0230.03718.92
5.4.390.0300.04019.13
5.4.380.0230.06719.24
5.4.370.0130.04719.14
5.4.360.0270.03018.93
5.4.350.0230.04018.91
5.4.340.0230.03719.07
5.4.320.0200.07719.07
5.4.310.0200.07319.12
5.4.300.0270.07019.13
5.4.290.0200.04319.25
5.4.280.0230.07319.08
5.4.270.0300.03319.25
5.4.260.0200.06019.10
5.4.250.0130.04318.88
5.4.240.0130.04019.08
5.4.230.0170.03719.07
5.4.220.0330.05719.24
5.4.210.0200.07319.07
5.4.200.0230.04019.23
5.4.190.0230.06019.23
5.4.180.0300.06719.27
5.4.170.0230.03019.14
5.4.160.0270.06719.02
5.4.150.0230.04319.04
5.4.140.0170.04016.29
5.4.130.0270.06316.26
5.4.120.0370.06316.44
5.4.110.0200.04316.39
5.4.100.0130.03716.30
5.4.90.0200.07316.49
5.4.80.0170.07016.17
5.4.70.0200.06016.38
5.4.60.0130.04716.43
5.4.50.0170.07016.46
5.4.40.0230.04316.45
5.4.30.0200.06016.04
5.4.20.0100.05016.36
5.4.10.0130.04716.43
5.4.00.0200.06015.70
5.3.290.0200.06014.51
5.3.280.0330.03314.54
5.3.270.0270.08014.64
5.3.260.0300.06314.66
5.3.250.0130.05314.54
5.3.240.0130.04014.43
5.3.230.0100.08714.54
5.3.220.0200.07014.57
5.3.210.0130.04714.46
5.3.200.0300.05314.44
5.3.190.0100.04314.58
5.3.180.0200.04014.49
5.3.170.0130.05714.39
5.3.160.0230.06014.60
5.3.150.0200.07014.54
5.3.140.0170.06314.38
5.3.130.0230.04014.48
5.3.120.0200.06714.38
5.3.110.0230.07314.60
5.3.100.0170.05013.91
5.3.90.0230.06313.96
5.3.80.0230.06314.06
5.3.70.0200.04313.88
5.3.60.0100.04013.95
5.3.50.0270.03713.88
5.3.40.0270.03713.99
5.3.30.0200.06713.92
5.3.20.0230.05013.67
5.3.10.0200.06313.50
5.3.00.0230.04313.48
5.2.170.0300.04011.04
5.2.160.0130.03010.98
5.2.150.0170.04011.00
5.2.140.0170.05711.00
5.2.130.0170.03711.18
5.2.120.0100.06011.04
5.2.110.0130.06011.04
5.2.100.0130.03010.96
5.2.90.0130.04011.26
5.2.80.0070.04311.03
5.2.70.0200.03310.98
5.2.60.0130.03011.06
5.2.50.0170.03710.86
5.2.40.0200.02711.07
5.2.30.0130.02710.88
5.2.20.0170.03310.89
5.2.10.0170.05010.81
5.2.00.0200.03710.66
5.1.60.0130.0309.89
5.1.50.0130.0509.92
5.1.40.0130.0539.86
5.1.30.0170.06010.28
5.1.20.0130.04310.50
5.1.10.0130.0309.93
5.1.00.0100.03710.04
5.0.50.0070.0478.63
5.0.40.0000.0538.40
5.0.30.0030.0478.30
5.0.20.0000.0208.13
5.0.10.0030.0438.05
5.0.00.0030.0478.15
4.4.90.0100.0177.11
4.4.80.0100.0337.11
4.4.70.0070.0237.11
4.4.60.0070.0207.11
4.4.50.0100.0177.11
4.4.40.0030.0507.11
4.4.30.0030.0177.11
4.4.20.0100.0177.11
4.4.10.0100.0107.11
4.4.00.0070.0537.11
4.3.110.0070.0337.11
4.3.100.0070.0207.11
4.3.90.0130.0107.11
4.3.80.0030.0437.11
4.3.70.0070.0137.11
4.3.60.0070.0137.11
4.3.50.0100.0177.11
4.3.40.0030.0337.11
4.3.30.0000.0207.11
4.3.20.0000.0177.11
4.3.10.0070.0177.11
4.3.00.0030.0207.11

preferences:
37.77 ms | 400 KiB | 5 Q