3v4l.org

run code in 300+ PHP versions simultaneously
<?php function changeValue(&$arg) { $return = $arg; $arg += 1; return $return; } echo changeValue(3);

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)
8.3.60.0140.00716.75
8.3.50.0230.00522.93
8.3.40.0070.01118.92
8.3.30.0030.01018.96
8.3.20.0070.00020.20
8.3.10.0040.00423.48
8.3.00.0080.00019.25
8.2.180.0070.01416.63
8.2.170.0110.00722.96
8.2.160.0000.01420.45
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0060.01026.16
8.2.120.0050.00321.01
8.2.110.0060.00322.20
8.2.100.0060.00318.90
8.1.280.0080.00825.92
8.1.270.0040.00423.84
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0070.00318.46
8.1.230.0060.00318.34
5.4.310.0080.03612.51
5.4.300.0040.03912.52
5.4.290.0080.04012.51
5.4.280.0080.03512.41
5.4.270.0040.04112.41
5.4.260.0050.03812.41
5.4.250.0060.03812.41
5.4.240.0050.03612.41
5.4.230.0070.03812.40
5.4.220.0070.03512.40
5.4.210.0070.03612.40
5.4.200.0070.03812.40
5.4.190.0080.04212.40
5.4.180.0040.03812.39
5.4.170.0050.03612.40
5.4.160.0040.03812.40
5.4.150.0070.03612.40
5.4.140.0090.03512.08
5.4.130.0070.03512.07
5.4.120.0080.03412.02
5.4.110.0060.03612.02
5.4.100.0090.03412.02
5.4.90.0040.03912.02
5.4.80.0090.03612.03
5.4.70.0050.03512.02
5.4.60.0050.03512.02
5.4.50.0060.03512.02
5.4.40.0050.03512.01
5.4.30.0070.03412.00
5.4.20.0100.03212.00
5.4.10.0080.03512.00
5.4.00.0070.03611.49
5.3.290.0060.04512.80
5.3.280.0070.03812.71
5.3.270.0060.04012.72
5.3.260.0060.04012.72
5.3.250.0090.03612.72
5.3.240.0070.04612.72
5.3.230.0080.03812.71
5.3.220.0070.04112.68
5.3.210.0080.03912.68
5.3.200.0070.03712.68
5.3.190.0060.03812.68
5.3.180.0060.03712.67
5.3.170.0050.04212.67
5.3.160.0070.03612.67
5.3.150.0040.04112.67
5.3.140.0070.03512.66
5.3.130.0050.04112.66
5.3.120.0080.03912.65
5.3.110.0070.03812.66
5.3.100.0060.03812.12
5.3.90.0100.03212.11
5.3.80.0070.03512.09
5.3.70.0070.03612.09
5.3.60.0050.03812.08
5.3.50.0080.03612.02
5.3.40.0070.03612.02
5.3.30.0050.03711.98
5.3.20.0060.03511.76
5.3.10.0040.03911.73
5.3.00.0070.04211.71
5.2.170.0050.0309.21
5.2.160.0040.0309.21
5.2.150.0050.0329.21
5.2.140.0040.0329.21
5.2.130.0040.0319.17
5.2.120.0040.0309.17
5.2.110.0050.0299.18
5.2.100.0050.0329.17
5.2.90.0040.0309.17
5.2.80.0040.0329.17
5.2.70.0050.0309.17
5.2.60.0050.0309.12
5.2.50.0060.0299.09
5.2.40.0050.0299.07
5.2.30.0040.0319.04
5.2.20.0050.0319.04
5.2.10.0050.0278.95
5.2.00.0050.0328.80
5.1.60.0010.0278.09
5.1.50.0040.0258.08
5.1.40.0040.0258.06
5.1.30.0050.0258.42
5.1.20.0050.0258.43
5.1.10.0040.0278.16
5.1.00.0040.0318.16
5.0.50.0040.0216.63
5.0.40.0040.0206.50
5.0.30.0030.0326.31
5.0.20.0030.0196.28
5.0.10.0020.0226.25
5.0.00.0040.0316.25
4.4.90.0040.0144.77
4.4.80.0020.0154.76
4.4.70.0040.0144.76
4.4.60.0020.0174.75
4.4.50.0020.0164.77
4.4.40.0030.0254.71
4.4.30.0030.0194.76
4.4.20.0040.0184.85
4.4.10.0020.0194.85
4.4.00.0040.0334.76
4.3.110.0040.0154.67
4.3.100.0040.0144.67
4.3.90.0040.0164.63
4.3.80.0040.0284.58
4.3.70.0040.0174.63
4.3.60.0020.0174.63
4.3.50.0030.0154.63
4.3.40.0040.0234.54
4.3.30.0020.0163.29
4.3.20.0020.0153.27
4.3.10.0020.0183.24
4.3.00.0200.01715.94

preferences:
33.91 ms | 401 KiB | 5 Q