3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hash = {"apple" => "red"}; var_dump($hash);

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)
5.4.320.0020.04112.50
5.4.310.0070.03712.49
5.4.300.0050.03712.50
5.4.290.0020.04212.50
5.4.280.0070.05212.39
5.4.270.0090.03412.39
5.4.260.0080.03512.39
5.4.250.0070.03612.39
5.4.240.0040.03812.39
5.4.230.0090.03512.38
5.4.220.0060.03612.38
5.4.210.0020.03912.38
5.4.200.0070.04112.38
5.4.190.0060.03612.38
5.4.180.0070.03412.38
5.4.170.0060.03612.39
5.4.160.0060.03512.38
5.4.150.0060.04112.38
5.4.140.0060.03912.07
5.4.130.0080.03412.05
5.4.120.0040.03712.01
5.4.110.0040.03712.01
5.4.100.0050.03612.01
5.4.90.0040.03912.01
5.4.80.0050.03812.01
5.4.70.0090.03212.01
5.4.60.0050.03912.00
5.4.50.0050.03712.01
5.4.40.0030.03812.00
5.4.30.0060.03611.99
5.4.20.0080.03311.99
5.4.10.0070.03412.00
5.4.00.0050.03711.48
5.3.290.0040.04112.80
5.3.280.0060.03812.71
5.3.270.0050.04012.72
5.3.260.0090.03912.72
5.3.250.0050.03812.72
5.3.240.0080.03412.72
5.3.230.0090.03412.71
5.3.220.0040.03812.68
5.3.210.0070.03712.68
5.3.200.0060.03712.68
5.3.190.0040.03812.68
5.3.180.0060.03512.68
5.3.170.0060.03612.67
5.3.160.0070.03712.68
5.3.150.0050.03912.67
5.3.140.0090.04412.66
5.3.130.0090.05012.66
5.3.120.0040.04212.66
5.3.110.0060.04212.66
5.3.100.0050.03712.12
5.3.90.0070.03912.08
5.3.80.0030.03912.07
5.3.70.0040.03712.07
5.3.60.0040.03712.07
5.3.50.0050.03712.00
5.3.40.0070.03612.00
5.3.30.0050.03611.95
5.3.20.0060.03611.72
5.3.10.0090.03511.70
5.3.00.0040.04211.68
5.2.170.0080.0289.18
5.2.160.0080.0419.18
5.2.150.0030.0339.18
5.2.140.0050.0309.18
5.2.130.0050.0289.14
5.2.120.0060.0269.14
5.2.110.0040.0309.14
5.2.100.0060.0279.14
5.2.90.0060.0299.14
5.2.80.0060.0299.14
5.2.70.0070.0289.14
5.2.60.0060.0289.09
5.2.50.0060.0309.06
5.2.40.0050.0289.03
5.2.30.0030.0319.02
5.2.20.0050.0299.00
5.2.10.0040.0288.92
5.2.00.0020.0328.79
5.1.60.0040.0248.07
5.1.50.0030.0268.07
5.1.40.0030.0258.04
5.1.30.0060.0248.39
5.1.20.0020.0288.42
5.1.10.0060.0248.14
5.1.00.0030.0268.14
5.0.50.0020.0236.62
5.0.40.0060.0176.48
5.0.30.0030.0326.29
5.0.20.0040.0186.26
5.0.10.0050.0196.24
5.0.00.0050.0346.23
4.4.90.0040.0244.78
4.4.80.0030.0154.75
4.4.70.0020.0164.75
4.4.60.0030.0154.76
4.4.50.0010.0174.77
4.4.40.0020.0264.71
4.4.30.0060.0124.76
4.4.20.0020.0164.85
4.4.10.0020.0164.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0020.0164.67
4.3.90.0010.0164.63
4.3.80.0050.0234.58
4.3.70.0030.0144.63
4.3.60.0040.0134.63
4.3.50.0030.0154.63
4.3.40.0040.0234.54
4.3.30.0020.0163.28
4.3.20.0000.0183.25
4.3.10.0010.0163.22
4.3.00.0030.01713.34

preferences:
144.77 ms | 1394 KiB | 7 Q