3v4l.org

run code in 300+ PHP versions simultaneously
<?php 2 $str = 'e ,a\\,b\\\\,c\\\\\\,d\\\\'; 3 preg_match_all('/(?:[^\x5c,]|\x5c(?:,|$))+/', $str, $matches); 4 var_dump($matches[0]);

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)
5.4.320.0080.03812.50
5.4.310.0080.03512.49
5.4.300.0070.03912.49
5.4.290.0050.04312.49
5.4.280.0070.03412.39
5.4.270.0070.03412.39
5.4.260.0050.03812.39
5.4.250.0070.03612.39
5.4.240.0060.03812.39
5.4.230.0050.03812.38
5.4.220.0020.03912.38
5.4.210.0050.03812.38
5.4.200.0080.03512.38
5.4.190.0040.03712.38
5.4.180.0060.03512.38
5.4.170.0080.03312.38
5.4.160.0050.03712.38
5.4.150.0040.03712.38
5.4.140.0060.03612.07
5.4.130.0050.03612.05
5.4.120.0040.03612.01
5.4.110.0050.03612.01
5.4.100.0080.03912.01
5.4.90.0030.03912.02
5.4.80.0070.04312.02
5.4.70.0060.03512.01
5.4.60.0060.03512.01
5.4.50.0040.03712.01
5.4.40.0090.03111.99
5.4.30.0070.04412.00
5.4.20.0060.03611.99
5.4.10.0070.03411.99
5.4.00.0040.03811.48
5.3.290.0020.04312.80
5.3.280.0060.03712.71
5.3.270.0060.04012.72
5.3.260.0050.04512.72
5.3.250.0100.03612.72
5.3.240.0080.04212.72
5.3.230.0050.04312.70
5.3.220.0090.03712.68
5.3.210.0070.04012.68
5.3.200.0060.03512.68
5.3.190.0050.04312.68
5.3.180.0050.03612.68
5.3.170.0050.03612.67
5.3.160.0040.03912.67
5.3.150.0060.03712.67
5.3.140.0040.03812.66
5.3.130.0030.04112.66
5.3.120.0060.03912.66
5.3.110.0070.03712.66
5.3.100.0040.03812.12
5.3.90.0040.03712.08
5.3.80.0070.03412.07
5.3.70.0070.03312.07
5.3.60.0030.03812.06
5.3.50.0060.03412.00
5.3.40.0040.03912.00
5.3.30.0070.03811.95
5.3.20.0070.03811.72
5.3.10.0070.03311.70
5.3.00.0060.03511.68
5.2.170.0060.0339.18
5.2.160.0080.0269.18
5.2.150.0090.0279.18
5.2.140.0080.0329.18
5.2.130.0060.0279.14
5.2.120.0040.0289.14
5.2.110.0040.0379.14
5.2.100.0060.0299.14
5.2.90.0050.0299.14
5.2.80.0050.0299.14
5.2.70.0060.0289.14
5.2.60.0040.0319.09
5.2.50.0050.0299.06
5.2.40.0050.0299.03
5.2.30.0030.0329.02
5.2.20.0040.0309.00
5.2.10.0030.0298.92
5.2.00.0070.0338.78
5.1.60.0040.0258.07
5.1.50.0060.0228.06
5.1.40.0020.0278.05
5.1.30.0040.0258.39
5.1.20.0030.0278.42
5.1.10.0050.0338.14
5.1.00.0060.0268.14
5.0.50.0080.0196.62
5.0.40.0030.0226.48
5.0.30.0030.0326.29
5.0.20.0020.0216.26
5.0.10.0030.0216.23
5.0.00.0020.0326.23
4.4.90.0020.0194.78
4.4.80.0070.0174.75
4.4.70.0010.0174.75
4.4.60.0040.0214.76
4.4.50.0040.0144.77
4.4.40.0070.0284.71
4.4.30.0050.0194.76
4.4.20.0030.0154.84
4.4.10.0050.0204.85
4.4.00.0030.0244.76
4.3.110.0030.0154.67
4.3.100.0050.0144.66
4.3.90.0040.0134.63
4.3.80.0050.0284.58
4.3.70.0040.0234.63
4.3.60.0020.0164.63
4.3.50.0040.0144.63
4.3.40.0040.0224.54
4.3.30.0020.0173.29
4.3.20.0010.0163.26
4.3.10.0010.0233.22
4.3.00.0000.02015.68

preferences:
141.12 ms | 1394 KiB | 7 Q