3v4l.org

run code in 300+ PHP versions simultaneously
<?php $match = preg_match("/^[!@#&*%]+/", "!"); echo $match

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)
5.4.340.0090.03111.98
5.4.320.0100.03112.47
5.4.310.0050.03912.46
5.4.300.0050.03612.47
5.4.290.0040.03912.46
5.4.280.0050.03812.36
5.4.270.0060.03412.36
5.4.260.0030.03812.36
5.4.250.0030.04012.36
5.4.240.0040.04812.36
5.4.230.0040.04012.35
5.4.220.0080.03412.36
5.4.210.0040.03712.36
5.4.200.0050.03812.35
5.4.190.0080.04512.35
5.4.180.0080.03812.35
5.4.170.0050.03712.36
5.4.160.0090.03212.36
5.4.150.0050.03612.35
5.4.140.0080.03412.04
5.4.130.0020.03812.02
5.4.120.0070.03311.98
5.4.110.0090.03111.98
5.4.100.0050.03411.98
5.4.90.0080.03311.98
5.4.80.0060.03611.98
5.4.70.0070.03811.98
5.4.60.0040.03611.98
5.4.50.0080.03211.98
5.4.40.0040.03611.97
5.4.30.0080.03211.96
5.4.20.0040.03611.96
5.4.10.0060.03411.97
5.4.00.0070.03411.46
5.3.290.0050.03912.80
5.3.280.0050.03912.71
5.3.270.0050.04012.73
5.3.260.0100.04112.71
5.3.250.0060.03612.72
5.3.240.0110.03312.72
5.3.230.0140.03412.71
5.3.220.0100.03112.68
5.3.210.0060.03812.68
5.3.200.0120.03212.68
5.3.190.0100.03512.68
5.3.180.0080.04112.67
5.3.170.0040.03712.67
5.3.160.0040.03912.67
5.3.150.0100.03312.68
5.3.140.0080.03412.66
5.3.130.0070.03812.66
5.3.120.0060.03912.65
5.3.110.0070.03712.66
5.3.100.0080.03412.12
5.3.90.0030.03812.08
5.3.80.0060.03612.08
5.3.70.0040.03812.07
5.3.60.0060.03512.07
5.3.50.0120.03012.00
5.3.40.0050.03612.00
5.3.30.0110.04011.95
5.3.20.0060.03711.73
5.3.10.0070.03711.70
5.3.00.0060.03511.68
5.2.170.0020.0349.18
5.2.160.0010.0319.18
5.2.150.0050.0409.18
5.2.140.0070.0269.18
5.2.130.0040.0299.14
5.2.120.0040.0289.14
5.2.110.0050.0289.14
5.2.100.0050.0279.14
5.2.90.0030.0309.14
5.2.80.0050.0329.14
5.2.70.0020.0339.13
5.2.60.0040.0329.09
5.2.50.0050.0319.06
5.2.40.0040.0299.04
5.2.30.0040.0309.02
5.2.20.0020.0309.01
5.2.10.0040.0288.93
5.2.00.0080.0258.78
5.1.60.0010.0268.07
5.1.50.0030.0258.07
5.1.40.0050.0248.05
5.1.30.0040.0298.39
5.1.20.0010.0298.41
5.1.10.0100.0228.14
5.1.00.0050.0278.14
5.0.50.0030.0216.62
5.0.40.0040.0246.48
5.0.30.0050.0296.29
5.0.20.0010.0216.26
5.0.10.0020.0216.24
5.0.00.0020.0316.23
4.4.90.0020.0164.77
4.4.80.0040.0144.75
4.4.70.0010.0174.76
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0020.0264.71
4.4.30.0010.0174.75
4.4.20.0040.0174.84
4.4.10.0030.0164.85
4.4.00.0010.0274.76
4.3.110.0050.0134.67
4.3.100.0020.0154.66
4.3.90.0020.0154.63
4.3.80.0020.0294.59
4.3.70.0040.0154.63
4.3.60.0050.0134.63
4.3.50.0030.0164.63
4.3.40.0050.0244.54
4.3.30.0010.0183.29
4.3.20.0010.0173.26
4.3.10.0010.0163.21
4.3.00.0230.02312.27

preferences:
142.39 ms | 1394 KiB | 7 Q