3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'ê[B]éîøoo[/B]åaí'; $isMatch = preg_match( '/\[(\w++)([=]?)([^\]]*?)\]([^\[]*?)\[\/\1\]|\[(HR|\*)\]/', $string, $matches ); if($isMatch) { echo str_replace( "[{$matches[1]}]{$matches[4]}[/{$matches[1]}]", $tag, $string );

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)
5.4.310.0050.04512.46
5.4.300.0080.03812.46
5.4.290.0040.04712.46
5.4.280.0090.03912.36
5.4.270.0050.04812.36
5.4.260.0110.03212.36
5.4.250.0080.04112.36
5.4.240.0120.03812.36
5.4.230.0080.04712.36
5.4.220.0070.03712.35
5.4.210.0060.03412.35
5.4.200.0040.03812.36
5.4.190.0090.03612.35
5.4.180.0080.03712.35
5.4.170.0060.03912.36
5.4.160.0060.04312.36
5.4.150.0130.03912.36
5.4.140.0060.03712.04
5.4.130.0050.03612.02
5.4.120.0040.03511.99
5.4.110.0060.03411.98
5.4.100.0040.04211.98
5.4.90.0070.03611.98
5.4.80.0050.03711.98
5.4.70.0040.03611.98
5.4.60.0020.03711.97
5.4.50.0080.03211.98
5.4.40.0070.03311.96
5.4.30.0060.03511.96
5.4.20.0080.03211.95
5.4.10.0040.03611.96
5.4.00.0070.03311.46
5.3.290.0110.03812.80
5.3.280.0050.03712.71
5.3.270.0060.03812.72
5.3.260.0070.03712.72
5.3.250.0040.03812.72
5.3.240.0050.04112.71
5.3.230.0070.03612.71
5.3.220.0100.03312.68
5.3.210.0050.03912.68
5.3.200.0070.03512.68
5.3.190.0060.03812.68
5.3.180.0070.04412.67
5.3.170.0070.03512.67
5.3.160.0050.03712.67
5.3.150.0080.03512.67
5.3.140.0100.03312.66
5.3.130.0070.03912.66
5.3.120.0050.04312.66
5.3.110.0060.03912.65
5.3.100.0070.03512.12
5.3.90.0070.03412.08
5.3.80.0070.03412.07
5.3.70.0060.03512.07
5.3.60.0030.03912.06
5.3.50.0040.03712.00
5.3.40.0050.03612.00
5.3.30.0080.03311.95
5.3.20.0090.03111.73
5.3.10.0060.03411.70
5.3.00.0090.03311.69
5.2.170.0050.0429.18
5.2.160.0060.0409.19
5.2.150.0040.0359.18
5.2.140.0070.0379.18
5.2.130.0070.0329.14
5.2.120.0070.0289.14
5.2.110.0090.0259.15
5.2.100.0080.0309.15
5.2.90.0060.0289.14
5.2.80.0040.0339.14
5.2.70.0020.0419.14
5.2.60.0070.0349.10
5.2.50.0050.0309.06
5.2.40.0070.0269.04
5.2.30.0050.0309.02
5.2.20.0070.0339.01
5.2.10.0060.0338.93
5.2.00.0060.0358.79
5.1.60.0030.0258.07
5.1.50.0030.0318.07
5.1.40.0070.0268.05
5.1.30.0040.0308.39
5.1.20.0080.0268.42
5.1.10.0020.0278.14
5.1.00.0050.0258.14
5.0.50.0020.0216.63
5.0.40.0030.0196.49
5.0.30.0020.0326.30
5.0.20.0030.0196.27
5.0.10.0050.0176.24
5.0.00.0040.0336.24
4.4.90.0020.0194.78
4.4.80.0030.0144.75
4.4.70.0020.0164.75
4.4.60.0030.0144.75
4.4.50.0010.0174.77
4.4.40.0050.0224.71
4.4.30.0020.0164.76
4.4.20.0030.0154.84
4.4.10.0020.0164.85
4.4.00.0040.0304.76
4.3.110.0030.0164.67
4.3.100.0040.0204.67
4.3.90.0030.0194.63
4.3.80.0020.0324.59
4.3.70.0040.0154.63
4.3.60.0040.0204.63
4.3.50.0060.0184.63
4.3.40.0040.0224.54
4.3.30.0010.0173.28
4.3.20.0020.0163.27
4.3.10.0020.0153.22
4.3.00.0030.01715.92

preferences:
143.81 ms | 1394 KiB | 7 Q