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)
8.3.40.0170.00318.68
8.3.30.0070.00718.98
8.3.20.0050.00320.37
8.3.10.0050.00323.64
8.3.00.0060.00319.30
8.2.170.0110.00422.96
8.2.160.0100.00320.38
8.2.150.0070.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0000.00821.16
8.2.110.0070.00320.52
8.2.100.0090.00318.05
8.2.90.0080.00019.05
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0000.00818.04
8.2.50.0100.00018.07
8.2.40.0040.00419.94
8.2.30.0000.00717.89
8.2.20.0080.00017.76
8.2.10.0040.00418.02
8.2.00.0000.00717.80
8.1.270.0000.00823.80
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0080.00022.10
8.1.230.0040.00719.09
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0060.00317.34
8.1.190.0040.00417.22
8.1.180.0080.00018.10
8.1.170.0040.00418.69
8.1.160.0050.00321.96
8.1.150.0000.00718.84
8.1.140.0000.01017.45
8.1.130.0030.00317.88
8.1.120.0040.00417.52
8.1.110.0040.00417.37
8.1.100.0000.00717.58
8.1.90.0030.00417.57
8.1.80.0040.00417.43
8.1.70.0000.00817.47
8.1.60.0040.00417.63
8.1.50.0090.00017.60
8.1.40.0000.00817.51
8.1.30.0000.00917.64
8.1.20.0040.00417.79
8.1.10.0060.00317.60
8.1.00.0050.00317.51
8.0.300.0000.00718.77
8.0.290.0000.00716.88
8.0.280.0030.00318.31
8.0.270.0040.00417.21
8.0.260.0030.00317.25
8.0.250.0000.00716.92
8.0.240.0000.00717.02
8.0.230.0040.00416.94
8.0.220.0000.00716.85
8.0.210.0000.00716.87
8.0.200.0030.00316.92
8.0.190.0050.00317.04
8.0.180.0030.00516.95
8.0.170.0040.00416.99
8.0.160.0050.00216.95
8.0.150.0000.00716.89
8.0.140.0070.00016.75
8.0.130.0050.00013.36
8.0.120.0000.00816.90
8.0.110.0030.00516.95
8.0.100.0080.00016.82
8.0.90.0080.00016.94
8.0.80.0060.00917.03
8.0.70.0000.00716.82
8.0.60.0030.00516.97
8.0.50.0000.00716.84
8.0.30.0130.01117.26
8.0.20.0090.01117.40
8.0.10.0040.00417.09
8.0.00.0060.01116.92
7.4.330.0020.00215.09
7.4.320.0060.00016.58
7.4.300.0030.00316.66
7.4.290.0070.00016.75
7.4.280.0080.00016.63
7.4.270.0000.00716.83
7.4.260.0040.00416.75
7.4.250.0050.00316.61
7.4.240.0000.00816.58
7.4.230.0030.00316.46
7.4.220.0060.01216.52
7.4.210.0070.00716.75
7.4.200.0030.00316.82
7.4.160.0040.01616.36
7.4.150.0060.01217.40
7.4.140.0090.01017.86
7.4.130.0090.00916.78
7.4.120.0090.00816.72
7.4.110.0110.00616.42
7.4.100.0160.00416.54
7.4.90.0070.01016.53
7.4.80.0090.01219.39
7.4.70.0130.00716.60
7.4.60.0060.00916.61
7.4.50.0050.00316.37
7.4.40.0140.00716.55
7.4.30.0100.00616.57
7.4.00.0070.01115.15
7.3.330.0060.00013.13
7.3.320.0000.00513.07
7.3.310.0030.00316.16
7.3.300.0030.00316.19
7.3.290.0060.00916.25
7.3.280.0090.00916.28
7.3.270.0100.00717.40
7.3.260.0120.01116.68
7.3.250.0070.01216.30
7.3.240.0030.01516.50
7.3.230.0070.01016.69
7.3.210.0120.00416.54
7.3.200.0090.00919.39
7.3.190.0070.01016.23
7.3.180.0120.00916.15
7.3.170.0060.00916.27
7.3.160.0110.00516.61
7.2.330.0100.01116.49
7.2.320.0110.00516.65
7.2.310.0050.01316.73
7.2.300.0120.00916.52
7.2.290.0100.00616.63
7.2.00.0040.00819.29
7.1.100.0080.00318.29
7.1.70.0000.00917.31
7.1.60.0070.00319.46
7.1.50.0040.01817.10
7.1.00.0030.07722.50
7.0.200.0060.00316.86
7.0.140.0030.07322.01
7.0.110.0070.08019.85
7.0.100.0000.04320.02
7.0.90.0230.04320.07
7.0.80.0070.04019.98
7.0.70.0270.08320.02
7.0.60.0330.03719.98
7.0.50.0100.06720.07
7.0.40.0070.08319.71
7.0.30.0070.07319.82
7.0.20.0070.06319.85
7.0.10.0130.07019.73
7.0.00.0130.05719.63
5.6.280.0000.07720.86
5.6.260.0070.04020.57
5.6.250.0130.03020.61
5.6.240.0200.03020.69
5.6.230.0000.05320.61
5.6.220.0100.08720.67
5.6.210.0070.07320.69
5.6.200.0070.05720.68
5.6.190.0070.06320.55
5.6.180.0100.06020.62
5.6.170.0030.06320.50
5.6.160.0070.09020.61
5.6.150.0070.07720.84
5.6.140.0030.07020.60
5.6.130.0070.07320.61
5.6.120.0100.07320.68
5.6.110.0070.06720.63
5.6.100.0100.06020.52
5.6.90.0100.04320.52
5.6.80.0030.03319.84
5.6.70.0030.03719.95
5.6.60.0070.04719.90
5.6.50.0030.09320.02
5.6.40.0100.03019.93
5.6.30.0070.03020.00
5.6.20.0070.05319.82
5.6.10.0030.04019.93
5.6.00.0030.08019.96
5.5.380.0030.06717.62
5.5.370.0070.05717.53
5.5.360.0030.03717.45
5.5.350.0130.03317.62
5.5.340.0130.06717.85
5.5.330.0070.08018.02
5.5.320.0130.07318.25
5.5.310.0030.08718.16
5.5.300.0000.04718.25
5.5.290.0030.06718.14
5.5.280.0100.03317.84
5.5.270.0000.09317.88
5.5.260.0100.06717.82
5.5.250.0070.05717.57
5.5.240.0130.06317.23
5.5.230.0030.04317.50
5.5.220.0000.04017.51
5.5.210.0030.03317.63
5.5.200.0070.03317.45
5.5.190.0100.06317.48
5.5.180.0070.04017.37
5.5.160.0030.07717.60
5.5.150.0070.03317.23
5.5.140.0000.04317.19
5.5.130.0030.04017.48
5.5.120.0130.02717.36
5.5.110.0070.04017.19
5.5.100.0070.06317.03
5.5.90.0030.06717.27
5.5.80.0130.05317.02
5.5.70.0030.03717.34
5.5.60.0070.05017.11
5.5.50.0070.03317.34
5.5.40.0000.04017.40
5.5.30.0000.03717.40
5.5.20.0000.04017.36
5.5.10.0030.04717.26
5.5.00.0070.03717.21
5.4.450.0000.04319.32
5.4.440.0070.07319.34
5.4.430.0070.04019.47
5.4.420.0030.08019.43
5.4.410.0000.06319.14
5.4.400.0000.07319.03
5.4.390.0070.03719.08
5.4.380.0000.04319.08
5.4.370.0000.04718.95
5.4.360.0030.04719.00
5.4.350.0030.03718.94
5.4.340.0100.04019.18
5.4.320.0100.03019.18
5.4.310.0070.06718.94
5.4.300.0000.04718.93
5.4.290.0100.03719.07
5.4.280.0100.03019.19
5.4.270.0000.05719.11
5.4.260.0000.05019.25
5.4.250.0130.06719.20
5.4.240.0030.03318.95
5.4.230.0030.08719.17
5.4.220.0100.03719.11
5.4.210.0130.02718.99
5.4.200.0030.04719.02
5.4.190.0030.04718.93
5.4.180.0070.04018.98
5.4.170.0030.04319.22
5.4.160.0030.03718.91
5.4.150.0000.08018.91
5.4.140.0100.06316.22
5.4.130.0000.04016.56
5.4.120.0070.05316.18
5.4.110.0070.03716.51
5.4.100.0030.04716.51
5.4.90.0030.04016.36
5.4.80.0030.03316.33
5.4.70.0030.03016.32
5.4.60.0070.05016.20
5.4.50.0070.05716.43
5.4.40.0000.03716.52
5.4.30.0070.05716.09
5.4.20.0070.05716.31
5.4.10.0030.06316.25
5.4.00.0030.03315.96
5.3.290.0070.03314.67
5.3.280.0000.04314.49
5.3.270.0070.04314.53
5.3.260.0030.04714.70
5.3.250.0130.04014.68
5.3.240.0100.03314.43
5.3.230.0070.06314.50
5.3.220.0030.05714.35
5.3.210.0030.07014.46
5.3.200.0130.07714.48
5.3.190.0030.03714.42
5.3.180.0030.03714.55
5.3.170.0030.03714.65
5.3.160.0070.06014.49
5.3.150.0070.05314.43
5.3.140.0000.03714.55
5.3.130.0030.03714.61
5.3.120.0000.07314.39
5.3.110.0100.05014.48
5.3.100.0070.06713.82
5.3.90.0070.06714.09
5.3.80.0000.04013.95
5.3.70.0030.04314.02
5.3.60.0000.04314.01
5.3.50.0000.04013.95
5.3.40.0070.03713.80
5.3.30.0000.04313.97
5.3.20.0070.03013.51
5.3.10.0030.07313.48
5.3.00.0070.06713.73
5.2.170.0030.03011.96
5.2.160.0070.02711.96
5.2.150.0030.03011.96
5.2.140.0070.05311.96
5.2.130.0000.06311.96
5.2.120.0070.05711.96
5.2.110.0030.02711.96
5.2.100.0070.04011.96
5.2.90.0070.04711.96
5.2.80.0030.05311.96
5.2.70.0000.03011.96
5.2.60.0070.04711.96
5.2.50.0030.04311.96
5.2.40.0000.03011.96
5.2.30.0030.03311.96
5.2.20.0000.03011.96
5.2.10.0100.02311.96
5.2.00.0000.03011.96
5.1.60.0030.02011.96
5.1.50.0070.02011.96
5.1.40.0030.02011.96
5.1.30.0030.02311.96
5.1.20.0030.02311.96
5.1.10.0030.02311.96
5.1.00.0000.02311.96
5.0.50.0100.03311.96
5.0.40.0000.02011.96
5.0.30.0070.03711.96
5.0.20.0030.01711.96
5.0.10.0000.02311.96
5.0.00.0030.02311.96
4.4.90.0070.03011.96
4.4.80.0000.01711.96
4.4.70.0000.03011.96
4.4.60.0030.02011.96
4.4.50.0000.01711.96
4.4.40.0000.02711.96
4.4.30.0000.01711.96
4.4.20.0000.01711.96
4.4.10.0000.01711.96
4.4.00.0000.02311.96
4.3.110.0070.01011.96
4.3.100.0000.01311.96
4.3.90.0030.03011.96
4.3.80.0030.02711.96
4.3.70.0070.01711.96
4.3.60.0030.03011.96
4.3.50.0030.03311.96
4.3.40.0000.04711.96
4.3.30.0030.03311.96
4.3.20.0030.03311.96
4.3.10.0030.02711.96
4.3.00.0000.02711.96

preferences:
43.47 ms | 400 KiB | 5 Q