3v4l.org

run code in 300+ PHP versions simultaneously
<?php const int = 42; var_dump(/**/int); var_dump(int);

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)
5.4.310.0070.03712.49
5.4.300.0080.03512.50
5.4.290.0060.03712.49
5.4.280.0080.03312.39
5.4.270.0070.03512.39
5.4.260.0050.04412.39
5.4.250.0060.03812.39
5.4.240.0090.03312.39
5.4.230.0060.03712.38
5.4.220.0050.03812.38
5.4.210.0030.03812.38
5.4.200.0060.03812.38
5.4.190.0040.03912.38
5.4.180.0090.04412.38
5.4.170.0080.03412.39
5.4.160.0050.03612.38
5.4.150.0080.03412.38
5.4.140.0060.04212.07
5.4.130.0060.03412.05
5.4.120.0090.04012.01
5.4.110.0060.03412.01
5.4.100.0080.03212.01
5.4.90.0060.03612.01
5.4.80.0070.04612.01
5.4.70.0110.02912.00
5.4.60.0060.03412.01
5.4.50.0060.03412.00
5.4.40.0070.03911.99
5.4.30.0040.03711.99
5.4.20.0040.03711.99
5.4.10.0050.03611.99
5.4.00.0050.03711.49
5.3.290.0080.03912.80
5.3.280.0050.04912.71
5.3.270.0080.04012.73
5.3.260.0090.05012.72
5.3.250.0120.04412.72
5.3.240.0050.04612.72
5.3.230.0060.03712.71
5.3.220.0060.03612.68
5.3.210.0050.04112.68
5.3.200.0070.03512.68
5.3.190.0050.03812.68
5.3.180.0060.03612.67
5.3.170.0050.03712.67
5.3.160.0050.03612.67
5.3.150.0070.03512.68
5.3.140.0060.03712.66
5.3.130.0060.03812.66
5.3.120.0030.04012.66
5.3.110.0050.03912.66
5.3.100.0050.03712.12
5.3.90.0010.04012.09
5.3.80.0040.03712.07
5.3.70.0040.04012.08
5.3.60.0050.03712.06
5.3.50.0050.03812.00
5.3.40.0070.04112.00
5.3.30.0050.03911.95
5.3.20.0030.03711.73
5.3.10.0080.03311.70
5.3.00.0040.03911.68
5.2.170.0030.0329.18
5.2.160.0030.0319.18
5.2.150.0040.0389.18
5.2.140.0040.0329.18
5.2.130.0030.0319.14
5.2.120.0070.0259.14
5.2.110.0000.0369.15
5.2.100.0080.0259.14
5.2.90.0040.0299.14
5.2.80.0040.0309.14
5.2.70.0060.0289.14
5.2.60.0020.0339.09
5.2.50.0040.0309.06
5.2.40.0030.0299.04
5.2.30.0080.0269.01
5.2.20.0080.0259.00
5.2.10.0040.0288.93
5.2.00.0040.0298.78
5.1.60.0070.0228.07
5.1.50.0070.0298.06
5.1.40.0030.0258.04
5.1.30.0020.0288.40
5.1.20.0020.0288.42
5.1.10.0050.0248.14
5.1.00.0070.0238.14
5.0.50.0050.0206.62
5.0.40.0020.0206.48
5.0.30.0040.0306.29
5.0.20.0030.0196.27
5.0.10.0030.0206.23
5.0.00.0010.0326.23
4.4.90.0010.0174.78
4.4.80.0050.0134.75
4.4.70.0030.0154.76
4.4.60.0020.0164.76
4.4.50.0020.0164.77
4.4.40.0030.0254.71
4.4.30.0050.0134.76
4.4.20.0030.0174.85
4.4.10.0010.0184.85
4.4.00.0060.0224.76
4.3.110.0020.0164.67
4.3.100.0020.0154.66
4.3.90.0020.0154.64
4.3.80.0050.0214.58
4.3.70.0020.0154.63
4.3.60.0050.0124.63
4.3.50.0030.0154.63
4.3.40.0010.0254.54
4.3.30.0020.0153.28
4.3.20.0010.0163.26
4.3.10.0020.0153.22
4.3.00.0200.01315.91

preferences:
140.85 ms | 1394 KiB | 7 Q