3v4l.org

run code in 300+ PHP versions simultaneously
<?php $g = 42; const FOO = [ 'apples' => &$g, 'bananas' => 4 ]; var_dump(FOO);

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)
5.4.350.0040.03712.01
5.4.340.0070.03712.01
5.4.320.0070.04312.50
5.4.310.0080.04112.49
5.4.300.0060.03712.50
5.4.290.0080.03812.49
5.4.280.0070.05112.39
5.4.270.0110.05412.39
5.4.260.0090.05012.39
5.4.250.0080.03912.39
5.4.240.0100.04712.39
5.4.230.0100.05212.38
5.4.220.0080.05112.38
5.4.210.0110.04012.38
5.4.200.0040.04112.38
5.4.190.0080.03412.38
5.4.180.0110.03112.38
5.4.170.0050.03712.38
5.4.160.0080.03212.38
5.4.150.0070.03812.38
5.4.140.0070.03612.07
5.4.130.0040.03712.05
5.4.120.0050.03912.02
5.4.110.0090.03512.01
5.4.100.0120.03312.02
5.4.90.0090.03912.01
5.4.80.0050.03812.01
5.4.70.0040.03712.01
5.4.60.0040.03812.01
5.4.50.0050.04212.01
5.4.40.0080.03612.00
5.4.30.0080.03512.00
5.4.20.0070.03511.99
5.4.10.0020.03911.99
5.4.00.0060.03611.48
5.3.290.0040.04612.80
5.3.280.0090.03912.71
5.3.270.0090.03612.73
5.3.260.0070.03912.71
5.3.250.0080.03812.72
5.3.240.0090.03812.72
5.3.230.0090.03912.71
5.3.220.0070.03912.68
5.3.210.0110.03512.68
5.3.200.0060.03912.68
5.3.190.0070.03812.68
5.3.180.0110.03912.67
5.3.170.0060.03912.67
5.3.160.0110.04812.68
5.3.150.0070.05312.68
5.3.140.0080.05112.66
5.3.130.0070.04112.66
5.3.120.0070.04012.66
5.3.110.0080.03712.66
5.3.100.0130.03412.12
5.3.90.0100.04412.08
5.3.80.0140.03712.07
5.3.70.0070.03912.08
5.3.60.0040.04012.06
5.3.50.0120.03412.00
5.3.40.0080.05012.00
5.3.30.0080.04711.95
5.3.20.0090.03811.72
5.3.10.0100.03411.70
5.3.00.0070.03911.68
5.2.170.0040.0379.18
5.2.160.0070.0309.18
5.2.150.0080.0299.18
5.2.140.0050.0319.18
5.2.130.0050.0309.14
5.2.120.0090.0319.14
5.2.110.0050.0329.14
5.2.100.0110.0289.14
5.2.90.0040.0319.14
5.2.80.0060.0339.14
5.2.70.0060.0339.14
5.2.60.0090.0349.09
5.2.50.0110.0279.06
5.2.40.0070.0359.03
5.2.30.0030.0369.02
5.2.20.0060.0419.00
5.2.10.0100.0298.92
5.2.00.0090.0308.78
5.1.60.0040.0328.06
5.1.50.0040.0338.06
5.1.40.0080.0268.05
5.1.30.0060.0328.40
5.1.20.0060.0328.42
5.1.10.0060.0278.14
5.1.00.0050.0298.14
5.0.50.0050.0396.62
5.0.40.0120.0486.48
5.0.30.0040.0356.29
5.0.20.0040.0206.27
5.0.10.0030.0216.24
5.0.00.0030.0316.23
4.4.90.0010.0174.78
4.4.80.0030.0154.76
4.4.70.0040.0154.75
4.4.60.0040.0174.76
4.4.50.0080.0134.77
4.4.40.0030.0274.71
4.4.30.0030.0174.76
4.4.20.0040.0164.85
4.4.10.0040.0154.85
4.4.00.0060.0224.76
4.3.110.0050.0204.67
4.3.100.0040.0214.66
4.3.90.0060.0174.63
4.3.80.0020.0254.58
4.3.70.0010.0184.63
4.3.60.0020.0164.63
4.3.50.0020.0174.63
4.3.40.0010.0274.54
4.3.30.0010.0183.29
4.3.20.0000.0193.26
4.3.10.0030.0173.22
4.3.00.0130.0177.56

preferences:
150.77 ms | 1394 KiB | 7 Q