3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array( "abc"=>123, "dog"=>array(1,2,3,) ); print_r($x); echo "--"; var_dump($x); echo "--"; $r = var_export($var, true) echo $r;

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)
5.4.320.0030.03812.49
5.4.310.0080.03512.50
5.4.300.0030.03812.49
5.4.290.0040.03912.49
5.4.280.0070.03412.39
5.4.270.0060.03512.39
5.4.260.0070.03612.39
5.4.250.0070.03512.39
5.4.240.0020.04012.39
5.4.230.0080.03512.38
5.4.220.0080.03412.38
5.4.210.0070.03312.38
5.4.200.0090.03312.38
5.4.190.0050.03612.38
5.4.180.0050.03612.38
5.4.170.0070.03412.39
5.4.160.0050.03712.38
5.4.150.0110.03912.38
5.4.140.0080.04712.07
5.4.130.0020.03812.05
5.4.120.0050.03912.01
5.4.110.0040.03512.01
5.4.100.0100.03112.01
5.4.90.0050.03612.02
5.4.80.0110.03012.01
5.4.70.0070.03212.01
5.4.60.0070.03212.00
5.4.50.0070.03312.01
5.4.40.0070.03412.00
5.4.30.0070.03211.99
5.4.20.0050.03411.98
5.4.10.0060.03911.99
5.4.00.0090.03411.49
5.3.290.0060.03812.80
5.3.280.0060.04512.71
5.3.270.0050.03812.72
5.3.260.0050.03812.72
5.3.250.0050.03712.72
5.3.240.0040.03812.72
5.3.230.0070.03512.71
5.3.220.0050.04412.68
5.3.210.0040.04612.68
5.3.200.0050.03712.68
5.3.190.0100.03312.68
5.3.180.0030.03812.67
5.3.170.0050.03912.67
5.3.160.0070.03512.68
5.3.150.0050.03712.67
5.3.140.0080.03412.66
5.3.130.0040.04012.66
5.3.120.0050.04212.65
5.3.110.0060.04312.66
5.3.100.0020.04012.12
5.3.90.0070.03412.08
5.3.80.0040.03712.08
5.3.70.0080.04012.07
5.3.60.0030.03812.06
5.3.50.0060.04212.00
5.3.40.0080.03812.00
5.3.30.0040.03511.95
5.3.20.0070.03311.73
5.3.10.0050.03911.70
5.3.00.0070.03911.69
5.2.170.0070.0329.18
5.2.160.0050.0279.18
5.2.150.0060.0279.18
5.2.140.0080.0349.18
5.2.130.0060.0299.14
5.2.120.0060.0269.14
5.2.110.0030.0309.15
5.2.100.0040.0289.14
5.2.90.0020.0329.14
5.2.80.0070.0279.14
5.2.70.0050.0299.14
5.2.60.0050.0289.09
5.2.50.0040.0309.06
5.2.40.0030.0299.04
5.2.30.0060.0299.01
5.2.20.0060.0289.01
5.2.10.0050.0278.93
5.2.00.0050.0288.78
5.1.60.0070.0218.07
5.1.50.0070.0218.07
5.1.40.0030.0258.05
5.1.30.0060.0288.40
5.1.20.0050.0288.42
5.1.10.0090.0238.14
5.1.00.0020.0288.14
5.0.50.0050.0196.62
5.0.40.0010.0226.48
5.0.30.0010.0336.29
5.0.20.0040.0186.26
5.0.10.0030.0206.24
5.0.00.0040.0306.23
4.4.90.0040.0154.78
4.4.80.0040.0144.75
4.4.70.0010.0174.75
4.4.60.0040.0154.76
4.4.50.0020.0164.77
4.4.40.0050.0234.71
4.4.30.0030.0194.76
4.4.20.0060.0194.84
4.4.10.0010.0204.85
4.4.00.0070.0324.76
4.3.110.0050.0164.67
4.3.100.0030.0154.66
4.3.90.0030.0194.63
4.3.80.0020.0254.58
4.3.70.0020.0154.63
4.3.60.0030.0144.62
4.3.50.0050.0134.63
4.3.40.0020.0274.54
4.3.30.0020.0163.29
4.3.20.0030.0173.26
4.3.10.0010.0173.22
4.3.00.0130.01016.50

preferences:
136.24 ms | 1394 KiB | 7 Q