3v4l.org

run code in 300+ PHP versions simultaneously
<?php $cool = "test"; $herbert = "cool"; echo $"cool";

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)
5.4.340.0070.03312.01
5.4.320.0070.03512.49
5.4.310.0070.03612.49
5.4.300.0000.04212.49
5.4.290.0060.03812.49
5.4.280.0090.03212.39
5.4.270.0050.03712.39
5.4.260.0070.03612.39
5.4.250.0040.03912.39
5.4.240.0060.03612.39
5.4.230.0100.03712.38
5.4.220.0050.03812.38
5.4.210.0070.03612.38
5.4.200.0040.04112.38
5.4.190.0070.03412.38
5.4.180.0090.03212.38
5.4.170.0070.03812.39
5.4.160.0090.03312.38
5.4.150.0040.03812.38
5.4.140.0060.03712.07
5.4.130.0080.03312.05
5.4.120.0070.03412.02
5.4.110.0070.03712.01
5.4.100.0100.03712.02
5.4.90.0050.03712.01
5.4.80.0070.03512.01
5.4.70.0060.03512.01
5.4.60.0070.03612.01
5.4.50.0070.03312.01
5.4.40.0030.03612.00
5.4.30.0030.03711.99
5.4.20.0050.03611.99
5.4.10.0040.03611.99
5.4.00.0040.03611.48
5.3.290.0090.03512.80
5.3.280.0070.04312.70
5.3.270.0060.03912.72
5.3.260.0080.03712.72
5.3.250.0050.03812.71
5.3.240.0100.03312.72
5.3.230.0070.03612.71
5.3.220.0070.03512.68
5.3.210.0060.03812.68
5.3.200.0070.03512.68
5.3.190.0080.03512.68
5.3.180.0070.03612.67
5.3.170.0080.03812.67
5.3.160.0070.04112.68
5.3.150.0070.03712.68
5.3.140.0070.03612.66
5.3.130.0070.03812.66
5.3.120.0050.04112.66
5.3.110.0050.04312.66
5.3.100.0060.03712.11
5.3.90.0070.03712.09
5.3.80.0080.03612.08
5.3.70.0070.03512.07
5.3.60.0070.03612.06
5.3.50.0070.03412.00
5.3.40.0030.03912.00
5.3.30.0040.03611.95
5.3.20.0060.03411.72
5.3.10.0080.03211.70
5.3.00.0070.03511.68
5.2.170.0040.0309.18
5.2.160.0070.0269.18
5.2.150.0050.0309.18
5.2.140.0050.0299.18
5.2.130.0040.0289.14
5.2.120.0030.0299.14
5.2.110.0020.0319.14
5.2.100.0050.0279.14
5.2.90.0060.0279.14
5.2.80.0100.0289.14
5.2.70.0030.0329.14
5.2.60.0080.0269.09
5.2.50.0030.0319.06
5.2.40.0050.0279.04
5.2.30.0030.0309.02
5.2.20.0060.0269.00
5.2.10.0020.0308.92
5.2.00.0030.0308.78
5.1.60.0040.0248.07
5.1.50.0040.0248.07
5.1.40.0050.0228.04
5.1.30.0090.0218.40
5.1.20.0050.0338.41
5.1.10.0050.0258.14
5.1.00.0030.0278.14
5.0.50.0030.0206.63
5.0.40.0010.0216.48
5.0.30.0030.0336.29
5.0.20.0030.0236.26
5.0.10.0040.0236.24
5.0.00.0030.0326.23
4.4.90.0010.0194.78
4.4.80.0030.0154.76
4.4.70.0050.0144.75
4.4.60.0010.0174.76
4.4.50.0020.0164.77
4.4.40.0040.0234.71
4.4.30.0010.0174.76
4.4.20.0050.0134.85
4.4.10.0030.0154.85
4.4.00.0050.0224.76
4.3.110.0020.0164.67
4.3.100.0020.0164.66
4.3.90.0010.0164.63
4.3.80.0040.0234.58
4.3.70.0020.0154.63
4.3.60.0050.0124.63
4.3.50.0040.0144.63
4.3.40.0040.0224.54
4.3.30.0010.0163.29
4.3.20.0020.0153.27
4.3.10.0030.0143.22
4.3.00.0030.0207.30

preferences:
144.13 ms | 1394 KiB | 7 Q