3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = true; var_dump($var != null): function foo($var) { var_dump($var != null); } foo($var);

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)
5.4.220.0110.04112.36
5.4.210.0120.04012.36
5.4.200.0110.04412.36
5.4.190.0130.04312.36
5.4.180.0130.04512.36
5.4.170.0130.04512.36
5.4.160.0140.03812.36
5.4.150.0110.04312.35
5.4.140.0110.04112.04
5.4.130.0120.04412.02
5.4.120.0110.04111.99
5.4.110.0130.03711.99
5.4.100.0120.04211.99
5.4.90.0120.04111.99
5.4.80.0120.04211.99
5.4.70.0110.04411.98
5.4.60.0100.04111.98
5.4.50.0110.04111.98
5.4.40.0100.04111.97
5.4.30.0130.03711.97
5.4.20.0110.04011.96
5.4.10.0140.04411.97
5.4.00.0110.04011.46
5.3.270.0120.04312.72
5.3.260.0110.04212.72
5.3.250.0110.04112.72
5.3.240.0130.04012.72
5.3.230.0140.04012.71
5.3.220.0120.04112.68
5.3.210.0100.04412.68
5.3.200.0120.04412.68
5.3.190.0090.04612.68
5.3.180.0110.04312.67
5.3.170.0120.04112.67
5.3.160.0130.03812.68
5.3.150.0150.03712.67
5.3.140.0140.03912.66
5.3.130.0110.04312.66
5.3.120.0110.04512.66
5.3.110.0120.04312.66
5.3.100.0140.04212.12
5.3.90.0110.04112.08
5.3.80.0180.06512.08
5.3.70.0120.04112.07
5.3.60.0130.04212.07
5.3.50.0130.04112.00
5.3.40.0140.04512.00
5.3.30.0130.03811.94
5.3.20.0140.03811.70
5.3.10.0130.03811.66
5.3.00.0150.03911.65
5.2.170.0090.0349.15
5.2.160.0090.0329.15
5.2.150.0120.0529.15
5.2.140.0110.0329.15
5.2.130.0090.0329.11
5.2.120.0180.0549.11
5.2.110.0060.0369.12
5.2.100.0090.0329.11
5.2.90.0090.0329.11
5.2.80.0090.0349.10
5.2.70.0080.0399.10
5.2.60.0090.0369.05
5.2.50.0110.0319.03
5.2.40.0070.0369.01
5.2.30.0100.0348.98
5.2.20.0110.0318.96
5.2.10.0110.0298.89
5.2.00.0100.0328.75
5.1.60.0100.0258.04
5.1.50.0100.0288.04
5.1.40.0040.0318.02
5.1.30.0100.0308.37
5.1.20.0100.0288.39
5.1.10.0090.0308.12
5.1.00.0100.0308.11
5.0.50.0110.0346.59
5.0.40.0060.0246.45
5.0.30.0140.0576.27
5.0.20.0050.0246.24
5.0.10.0060.0236.21
5.0.00.0040.0386.21
4.4.90.0080.0194.78
4.4.80.0070.0174.76
4.4.70.0050.0184.76
4.4.60.0070.0194.75
4.4.50.0060.0164.77
4.4.40.0070.0264.71
4.4.30.0050.0184.76
4.4.20.0060.0194.85
4.4.10.0050.0184.85
4.4.00.0060.0294.76
4.3.110.0040.0194.67
4.3.100.0050.0194.67
4.3.90.0060.0184.63
4.3.80.0050.0294.58
4.3.70.0050.0184.63
4.3.60.0050.0164.63
4.3.50.0070.0164.63
4.3.40.0060.0254.54
4.3.30.0040.0193.28
4.3.20.0040.0173.26
4.3.10.0040.0183.22
4.3.00.0000.01314.49

preferences:
140.4 ms | 1394 KiB | 7 Q