3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var=10; var $a; for($i=1;$i<=$var;$i++){ $a.=$i; } echo $a; ?>

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)
5.4.310.0050.03912.49
5.4.300.0060.03612.50
5.4.290.0070.03612.50
5.4.280.0040.03812.39
5.4.270.0010.04112.39
5.4.260.0070.03612.39
5.4.250.0040.03912.39
5.4.240.0070.03512.39
5.4.230.0100.03312.38
5.4.220.0090.03812.38
5.4.210.0070.03612.38
5.4.200.0050.04012.38
5.4.190.0040.03912.38
5.4.180.0050.03812.38
5.4.170.0060.03612.39
5.4.160.0060.03612.38
5.4.150.0050.03812.38
5.4.140.0050.03912.07
5.4.130.0010.04012.05
5.4.120.0090.03212.01
5.4.110.0060.03512.01
5.4.100.0060.03412.01
5.4.90.0070.03612.01
5.4.80.0050.03812.02
5.4.70.0070.03312.01
5.4.60.0050.03512.00
5.4.50.0060.03612.01
5.4.40.0090.03312.00
5.4.30.0090.03411.99
5.4.20.0020.04011.99
5.4.10.0060.03411.99
5.4.00.0040.03711.49
5.3.280.0060.03712.71
5.3.270.0060.03912.72
5.3.260.0070.03812.72
5.3.250.0080.03612.72
5.3.240.0080.04012.72
5.3.230.0070.03712.70
5.3.220.0060.04212.68
5.3.210.0070.04212.68
5.3.200.0070.03612.68
5.3.190.0050.04112.68
5.3.180.0070.03612.67
5.3.170.0070.04212.66
5.3.160.0050.03812.68
5.3.150.0050.03812.67
5.3.140.0060.03712.66
5.3.130.0050.04112.66
5.3.120.0040.04112.66
5.3.110.0070.03812.65
5.3.100.0060.03712.11
5.3.90.0100.03512.08
5.3.80.0040.03812.07
5.3.70.0060.03512.07
5.3.60.0070.03512.06
5.3.50.0040.03712.00
5.3.40.0050.03712.00
5.3.30.0050.03611.95
5.3.20.0070.03411.73
5.3.10.0030.03711.70
5.3.00.0070.03511.68
5.2.170.0050.0309.18
5.2.160.0070.0279.18
5.2.150.0070.0299.18
5.2.140.0040.0329.18
5.2.130.0050.0309.14
5.2.120.0050.0289.14
5.2.110.0050.0309.14
5.2.100.0080.0379.14
5.2.90.0030.0409.14
5.2.80.0060.0329.14
5.2.70.0060.0329.14
5.2.60.0060.0289.09
5.2.50.0030.0319.06
5.2.40.0050.0289.03
5.2.30.0070.0279.01
5.2.20.0060.0279.00
5.2.10.0010.0318.93
5.2.00.0070.0268.79
5.1.60.0020.0268.07
5.1.50.0050.0248.06
5.1.40.0060.0238.05
5.1.30.0050.0268.40
5.1.20.0050.0268.42
5.1.10.0030.0278.14
5.1.00.0040.0268.14
5.0.50.0050.0206.62
5.0.40.0050.0266.48
5.0.30.0040.0326.29
5.0.20.0090.0206.26
5.0.10.0040.0236.24
5.0.00.0020.0346.23
4.4.90.0030.0164.78
4.4.80.0040.0154.76
4.4.70.0030.0164.76
4.4.60.0040.0154.75
4.4.50.0020.0164.77
4.4.40.0010.0294.71
4.4.30.0030.0204.76
4.4.20.0030.0174.85
4.4.10.0040.0164.85
4.4.00.0030.0254.76
4.3.110.0020.0194.67
4.3.100.0040.0214.66
4.3.90.0020.0224.63
4.3.80.0030.0254.58
4.3.70.0030.0144.63
4.3.60.0020.0164.63
4.3.50.0040.0144.63
4.3.40.0020.0254.54
4.3.30.0050.0133.28
4.3.20.0030.0153.25
4.3.10.0010.0163.22
4.3.00.0000.0237.13

preferences:
143.46 ms | 939 KiB | 8 Q