3v4l.org

run code in 300+ PHP versions simultaneously
<?php function splitallowescape($str) { preg_match_all('/(?:[^\x5c,]|\x5c(?:.|$))+/', $str, $matches); foreach($matches[0] as $key => $match) { $matches[0][$key] = str_replace(array("\\\\"),array("\\"),$row["name"]); } return $matches[0]; } var_dump(splitallowescape("a,b"))

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)
5.4.320.0070.03912.52
5.4.310.0040.04012.51
5.4.300.0070.03412.52
5.4.290.0080.04212.51
5.4.280.0070.03712.41
5.4.270.0030.03812.41
5.4.260.0040.04212.41
5.4.250.0040.03812.41
5.4.240.0090.03112.41
5.4.230.0050.03712.40
5.4.220.0040.03612.40
5.4.210.0030.03912.40
5.4.200.0030.03812.40
5.4.190.0050.03512.40
5.4.180.0090.03112.39
5.4.170.0050.03612.41
5.4.160.0060.04312.40
5.4.150.0030.03712.39
5.4.140.0070.03512.09
5.4.130.0040.04112.07
5.4.120.0080.03212.03
5.4.110.0020.03812.03
5.4.100.0020.03912.03
5.4.90.0020.04012.03
5.4.80.0090.03312.02
5.4.70.0080.03212.02
5.4.60.0040.03612.02
5.4.50.0080.03712.02
5.4.40.0090.03112.01
5.4.30.0090.03512.01
5.4.20.0050.03512.00
5.4.10.0080.03412.00
5.4.00.0070.03411.50
5.3.290.0060.03712.80
5.3.280.0040.03812.71
5.3.270.0080.03512.72
5.3.260.0050.04212.71
5.3.250.0050.03712.72
5.3.240.0090.04412.72
5.3.230.0040.03812.71
5.3.220.0030.03912.68
5.3.210.0060.04112.68
5.3.200.0050.03612.68
5.3.190.0050.03712.68
5.3.180.0040.03712.67
5.3.170.0050.03612.67
5.3.160.0100.03512.67
5.3.150.0030.05012.68
5.3.140.0050.03712.66
5.3.130.0060.04712.65
5.3.120.0120.03312.66
5.3.110.0070.03712.66
5.3.100.0110.03112.13
5.3.90.0060.03812.11
5.3.80.0030.03812.10
5.3.70.0090.04012.09
5.3.60.0050.03612.08
5.3.50.0080.03312.02
5.3.40.0070.03812.02
5.3.30.0050.03811.98
5.3.20.0090.03611.76
5.3.10.0080.03511.73
5.3.00.0040.03611.72
5.2.170.0070.0359.22
5.2.160.0060.0379.21
5.2.150.0050.0339.21
5.2.140.0060.0309.21
5.2.130.0060.0339.18
5.2.120.0040.0289.18
5.2.110.0060.0269.18
5.2.100.0080.0299.18
5.2.90.0060.0279.18
5.2.80.0070.0319.17
5.2.70.0030.0329.17
5.2.60.0060.0319.13
5.2.50.0060.0389.10
5.2.40.0070.0269.08
5.2.30.0080.0369.05
5.2.20.0020.0319.04
5.2.10.0020.0358.94
5.2.00.0070.0258.81
5.1.60.0040.0258.09
5.1.50.0020.0268.09
5.1.40.0040.0238.07
5.1.30.0070.0228.41
5.1.20.0040.0348.44
5.1.10.0100.0248.16
5.1.00.0060.0228.16
5.0.50.0050.0256.64
5.0.40.0050.0256.50
5.0.30.0040.0326.32
5.0.20.0010.0206.28
5.0.10.0020.0206.27
5.0.00.0020.0386.25
4.4.90.0030.0164.78
4.4.80.0020.0154.75
4.4.70.0020.0154.75
4.4.60.0020.0164.75
4.4.50.0040.0134.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0020.0164.85
4.4.00.0040.0264.76
4.3.110.0020.0254.67
4.3.100.0000.0174.67
4.3.90.0040.0194.64
4.3.80.0010.0254.58
4.3.70.0020.0174.63
4.3.60.0020.0144.63
4.3.50.0030.0144.63
4.3.40.0050.0214.54
4.3.30.0040.0213.30
4.3.20.0020.0203.28
4.3.10.0020.0193.24
4.3.00.0000.01715.68

preferences:
143.99 ms | 1394 KiB | 7 Q