3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1, 2, 3]; const A = $a; var_dump(A); class B { const A = A; } $a = 4; var_dump(B::A, A, $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)
5.4.340.0060.03512.01
5.4.320.0080.03512.50
5.4.310.0060.03812.50
5.4.300.0070.03512.50
5.4.290.0050.03912.50
5.4.280.0030.03912.39
5.4.270.0030.04212.39
5.4.260.0060.03712.39
5.4.250.0090.04512.39
5.4.240.0070.04412.39
5.4.230.0080.03912.38
5.4.220.0100.03612.38
5.4.210.0100.03812.38
5.4.200.0040.03912.38
5.4.190.0070.03412.38
5.4.180.0060.03612.38
5.4.170.0080.03312.38
5.4.160.0060.03512.38
5.4.150.0070.03412.38
5.4.140.0050.03812.07
5.4.130.0050.03912.05
5.4.120.0050.03612.01
5.4.110.0070.03412.01
5.4.100.0050.03912.02
5.4.90.0080.03412.01
5.4.80.0040.03812.01
5.4.70.0050.03512.01
5.4.60.0060.03412.01
5.4.50.0050.03612.01
5.4.40.0040.03612.00
5.4.30.0070.03411.99
5.4.20.0080.03411.99
5.4.10.0070.03411.99
5.4.00.0070.03611.48
5.3.290.0090.03712.80
5.3.280.0090.03612.71
5.3.270.0080.04612.73
5.3.260.0120.03812.72
5.3.250.0070.03812.72
5.3.240.0050.04012.72
5.3.230.0080.03912.71
5.3.220.0060.03712.68
5.3.210.0080.03712.68
5.3.200.0060.03712.68
5.3.190.0060.03812.67
5.3.180.0090.03412.68
5.3.170.0070.03512.67
5.3.160.0070.03912.67
5.3.150.0100.03912.67
5.3.140.0060.03912.66
5.3.130.0040.04212.66
5.3.120.0030.04212.66
5.3.110.0070.03712.66
5.3.100.0050.03712.12
5.3.90.0060.04012.09
5.3.80.0060.03512.07
5.3.70.0140.03612.07
5.3.60.0110.03412.07
5.3.50.0160.03012.00
5.3.40.0120.03412.00
5.3.30.0120.03211.95
5.3.20.0070.03411.72
5.3.10.0070.03411.70
5.3.00.0070.03411.68
5.2.170.0030.0329.18
5.2.160.0070.0299.19
5.2.150.0030.0329.18
5.2.140.0050.0319.18
5.2.130.0020.0329.13
5.2.120.0090.0389.14
5.2.110.0040.0309.15
5.2.100.0060.0269.14
5.2.90.0090.0309.14
5.2.80.0130.0259.14
5.2.70.0050.0309.14
5.2.60.0070.0339.09
5.2.50.0100.0329.05
5.2.40.0050.0299.03
5.2.30.0050.0299.02
5.2.20.0040.0329.00
5.2.10.0070.0278.92
5.2.00.0020.0318.78
5.1.60.0070.0218.07
5.1.50.0090.0208.06
5.1.40.0100.0208.05
5.1.30.0070.0248.40
5.1.20.0120.0198.41
5.1.10.0070.0258.14
5.1.00.0040.0268.14
5.0.50.0030.0216.63
5.0.40.0020.0226.47
5.0.30.0050.0386.29
5.0.20.0050.0216.27
5.0.10.0040.0196.24
5.0.00.0050.0296.23
4.4.90.0020.0164.78
4.4.80.0020.0164.75
4.4.70.0040.0164.75
4.4.60.0020.0174.75
4.4.50.0040.0194.77
4.4.40.0070.0214.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0040.0144.85
4.4.00.0060.0224.76
4.3.110.0030.0154.67
4.3.100.0060.0124.66
4.3.90.0040.0164.63
4.3.80.0030.0304.59
4.3.70.0030.0204.63
4.3.60.0060.0174.63
4.3.50.0030.0164.63
4.3.40.0020.0254.54
4.3.30.0020.0163.28
4.3.20.0030.0163.26
4.3.10.0040.0143.21
4.3.00.0000.0237.18

preferences:
141.67 ms | 1394 KiB | 7 Q