3v4l.org

run code in 300+ PHP versions simultaneously
<?php $txt='A B C ()'; preg_replace(/[\s+\(\)\&]/, '_',$txt); echo $txt;

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)
5.4.260.0080.04012.36
5.4.250.0020.04212.36
5.4.240.0060.04412.36
5.4.230.0070.03712.35
5.4.220.0060.03612.35
5.4.210.0070.03412.35
5.4.200.0050.03912.35
5.4.190.0070.04512.35
5.4.180.0070.04812.35
5.4.170.0130.06212.36
5.4.160.0060.04812.35
5.4.150.0070.03712.34
5.4.140.0140.03412.04
5.4.130.0040.04712.02
5.4.120.0070.05011.98
5.4.110.0060.03911.98
5.4.100.0090.03911.98
5.4.90.0060.05211.98
5.4.80.0050.04311.98
5.4.70.0080.04811.97
5.4.60.0100.04811.97
5.4.50.0060.04811.97
5.4.40.0070.04211.97
5.4.30.0070.03511.96
5.4.20.0090.03111.96
5.4.10.0070.03311.96
5.4.00.0070.03711.45
5.3.280.0070.03812.71
5.3.270.0060.04512.72
5.3.260.0060.04412.72
5.3.250.0070.03712.72
5.3.240.0040.03912.72
5.3.230.0030.04212.71
5.3.220.0060.04312.68
5.3.210.0050.04812.68
5.3.200.0070.03712.68
5.3.190.0060.03812.67
5.3.180.0070.04212.67
5.3.170.0080.03712.67
5.3.160.0080.04712.68
5.3.150.0090.04112.67
5.3.140.0080.03812.66
5.3.130.0080.04012.66
5.3.120.0070.04112.66
5.3.110.0090.06812.66
5.3.100.0030.04212.12
5.3.90.0080.04312.08
5.3.80.0090.03812.07
5.3.70.0060.04112.08
5.3.60.0050.04212.06
5.3.50.0090.04112.00
5.3.40.0100.04612.00
5.3.30.0060.05311.94
5.3.20.0070.03711.70
5.3.10.0070.04211.65
5.3.00.0060.03811.64
5.2.170.0080.0409.14
5.2.160.0060.0409.14
5.2.150.0060.0439.14
5.2.140.0050.0319.14
5.2.130.0060.0409.10
5.2.120.0090.0369.10
5.2.110.0070.0369.10
5.2.100.0060.0319.10
5.2.90.0060.0339.10
5.2.80.0020.0319.09
5.2.70.0050.0309.09
5.2.60.0050.0319.05
5.2.50.0050.0309.02
5.2.40.0050.0308.99
5.2.30.0010.0358.96
5.2.20.0040.0328.96
5.2.10.0060.0318.88
5.2.00.0060.0298.74
5.1.60.0030.0268.03
5.1.50.0030.0278.03
5.1.40.0040.0248.02
5.1.30.0050.0268.36
5.1.20.0040.0288.38
5.1.10.0040.0288.11
5.1.00.0040.0268.10
5.0.50.0050.0196.58
5.0.40.0050.0176.44
5.0.30.0040.0306.26
5.0.20.0030.0196.22
5.0.10.0040.0286.20
5.0.00.0050.0306.20
4.4.90.0020.0164.78
4.4.80.0030.0164.75
4.4.70.0040.0154.75
4.4.60.0030.0174.75
4.4.50.0040.0154.77
4.4.40.0060.0294.71
4.4.30.0020.0184.76
4.4.20.0040.0204.84
4.4.10.0040.0224.85
4.4.00.0040.0314.76
4.3.110.0050.0184.67
4.3.100.0010.0174.66
4.3.90.0030.0164.63
4.3.80.0030.0244.58
4.3.70.0030.0144.63
4.3.60.0020.0164.63
4.3.50.0060.0154.63
4.3.40.0040.0244.54
4.3.30.0000.0183.28
4.3.20.0010.0173.25
4.3.10.0030.0163.21
4.3.00.0070.0237.13

preferences:
143.02 ms | 1394 KiB | 7 Q