3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,3); $a{'simple'} = 'test'; $a{'simeon'} = 'test2'; $a{} = 'test22'; print_r($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)
5.4.340.0030.04512.01
5.4.320.0070.04012.50
5.4.310.0030.04112.49
5.4.300.0040.03812.50
5.4.290.0100.03712.49
5.4.280.0110.03312.39
5.4.270.0050.03812.39
5.4.260.0090.03712.39
5.4.250.0070.03912.39
5.4.240.0020.04112.39
5.4.230.0060.04312.38
5.4.220.0070.03612.38
5.4.210.0070.04512.38
5.4.200.0050.04212.38
5.4.190.0060.03712.38
5.4.180.0060.04012.38
5.4.170.0090.03712.39
5.4.160.0070.04412.38
5.4.150.0070.05012.38
5.4.140.0100.04412.07
5.4.130.0070.04612.05
5.4.120.0080.03712.01
5.4.110.0070.03512.01
5.4.100.0050.04112.01
5.4.90.0050.04212.00
5.4.80.0060.04212.01
5.4.70.0020.04012.00
5.4.60.0080.03312.01
5.4.50.0050.04812.00
5.4.40.0020.04112.00
5.4.30.0070.05111.99
5.4.20.0090.04111.99
5.4.10.0060.03511.99
5.4.00.0090.03311.49
5.3.290.0090.04112.80
5.3.280.0050.03912.71
5.3.270.0060.04012.72
5.3.260.0060.03912.72
5.3.250.0040.03912.72
5.3.240.0060.03712.72
5.3.230.0040.03912.71
5.3.220.0050.03812.68
5.3.210.0080.03712.68
5.3.200.0050.03912.68
5.3.190.0080.03612.68
5.3.180.0030.04112.68
5.3.170.0050.03712.67
5.3.160.0100.03212.67
5.3.150.0060.04012.67
5.3.140.0090.03512.66
5.3.130.0070.03712.66
5.3.120.0030.04212.66
5.3.110.0040.04012.66
5.3.100.0070.03612.12
5.3.90.0070.03512.09
5.3.80.0080.03612.07
5.3.70.0060.03712.07
5.3.60.0080.03512.06
5.3.50.0090.03312.00
5.3.40.0020.04012.00
5.3.30.0090.04511.95
5.3.20.0160.09111.73
5.3.10.0090.04711.70
5.3.00.0140.05911.69
5.2.170.0130.0429.19
5.2.160.0060.0369.19
5.2.150.0050.0359.19
5.2.140.0080.0419.18
5.2.130.0040.0359.14
5.2.120.0080.0429.14
5.2.110.0070.0299.14
5.2.100.0090.0319.14
5.2.90.0090.0349.14
5.2.80.0070.0429.14
5.2.70.0080.0319.14
5.2.60.0070.0319.09
5.2.50.0050.0309.06
5.2.40.0070.0309.04
5.2.30.0080.0349.01
5.2.20.0060.0349.00
5.2.10.0050.0308.93
5.2.00.0060.0308.78
5.1.60.0050.0238.07
5.1.50.0090.0208.07
5.1.40.0050.0248.04
5.1.30.0040.0258.39
5.1.20.0020.0288.42
5.1.10.0030.0268.14
5.1.00.0060.0238.14
5.0.50.0020.0226.62
5.0.40.0050.0186.48
5.0.30.0050.0296.29
5.0.20.0030.0206.26
5.0.10.0040.0226.24
5.0.00.0040.0306.23
4.4.90.0040.0144.78
4.4.80.0030.0154.76
4.4.70.0010.0174.76
4.4.60.0050.0134.75
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0070.0114.76
4.4.20.0020.0174.84
4.4.10.0030.0164.85
4.4.00.0070.0264.76
4.3.110.0060.0164.67
4.3.100.0040.0154.67
4.3.90.0030.0154.64
4.3.80.0020.0254.59
4.3.70.0060.0124.63
4.3.60.0030.0154.63
4.3.50.0030.0154.63
4.3.40.0050.0214.54
4.3.30.0010.0173.29
4.3.20.0010.0173.26
4.3.10.0010.0173.22
4.3.00.0030.0237.25

preferences:
140.53 ms | 1394 KiB | 7 Q