3v4l.org

run code in 300+ PHP versions simultaneously
<?php $int_var=256; $double=2.54; $r=$int_var+$double; echo"$r"; if(2+1==4) { echo"this value is equal"; } else { echo"this value is not equal"; } define("constant",80) echo "constant";

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)
5.4.320.0070.04112.50
5.4.310.0080.03712.50
5.4.300.0070.04612.50
5.4.290.0070.03912.50
5.4.280.0040.03812.39
5.4.270.0050.04012.39
5.4.260.0080.03812.39
5.4.250.0030.04912.39
5.4.240.0080.03912.39
5.4.230.0070.03712.39
5.4.220.0060.03612.39
5.4.210.0060.03912.38
5.4.200.0100.04112.39
5.4.190.0110.04212.38
5.4.180.0060.04012.38
5.4.170.0080.03912.39
5.4.160.0060.03612.38
5.4.150.0060.03812.38
5.4.140.0080.03712.07
5.4.130.0140.03112.05
5.4.120.0080.03712.02
5.4.110.0070.03712.01
5.4.100.0050.03912.02
5.4.90.0120.03412.02
5.4.80.0080.03512.01
5.4.70.0060.03712.01
5.4.60.0050.03912.01
5.4.50.0060.04212.00
5.4.40.0060.05011.99
5.4.30.0090.03812.00
5.4.20.0080.03711.99
5.4.10.0040.03711.99
5.4.00.0070.03511.48
5.3.290.0080.03812.80
5.3.280.0080.03612.71
5.3.270.0070.04112.72
5.3.260.0060.03912.72
5.3.250.0110.03412.72
5.3.240.0090.03512.72
5.3.230.0070.03712.71
5.3.220.0090.04512.68
5.3.210.0080.04012.68
5.3.200.0070.04612.68
5.3.190.0040.04012.68
5.3.180.0050.04012.67
5.3.170.0100.03912.67
5.3.160.0070.03712.67
5.3.150.0060.03812.67
5.3.140.0060.03712.66
5.3.130.0070.04612.66
5.3.120.0050.04212.66
5.3.110.0090.04612.65
5.3.100.0110.03312.12
5.3.90.0080.04012.08
5.3.80.0060.04212.07
5.3.70.0100.04412.08
5.3.60.0070.04312.06
5.3.50.0050.04812.00
5.3.40.0040.03812.00
5.3.30.0070.03411.95
5.3.20.0080.04211.73
5.3.10.0080.03811.70
5.3.00.0060.03911.69
5.2.170.0060.0299.18
5.2.160.0080.0309.18
5.2.150.0050.0339.18
5.2.140.0060.0359.18
5.2.130.0050.0309.14
5.2.120.0030.0329.14
5.2.110.0080.0319.15
5.2.100.0080.0349.15
5.2.90.0040.0319.14
5.2.80.0030.0389.14
5.2.70.0080.0289.14
5.2.60.0060.0369.10
5.2.50.0080.0329.06
5.2.40.0050.0379.04
5.2.30.0000.0359.01
5.2.20.0060.0409.01
5.2.10.0050.0338.93
5.2.00.0070.0308.78
5.1.60.0040.0268.07
5.1.50.0020.0298.07
5.1.40.0040.0268.05
5.1.30.0080.0248.40
5.1.20.0020.0398.42
5.1.10.0080.0288.14
5.1.00.0080.0308.14
5.0.50.0050.0326.62
5.0.40.0030.0216.48
5.0.30.0060.0286.29
5.0.20.0030.0196.29
5.0.10.0060.0226.27
5.0.00.0030.0336.26
4.4.90.0040.0204.78
4.4.80.0000.0184.75
4.4.70.0020.0164.75
4.4.60.0040.0144.75
4.4.50.0020.0164.77
4.4.40.0030.0264.71
4.4.30.0030.0204.76
4.4.20.0050.0164.85
4.4.10.0060.0144.85
4.4.00.0030.0244.76
4.3.110.0060.0214.67
4.3.100.0020.0204.67
4.3.90.0030.0184.64
4.3.80.0020.0264.58
4.3.70.0030.0144.63
4.3.60.0050.0124.63
4.3.50.0050.0174.63
4.3.40.0050.0224.54
4.3.30.0020.0183.31
4.3.20.0020.0153.29
4.3.10.0000.0183.25
4.3.00.0030.02014.95

preferences:
159.33 ms | 1394 KiB | 7 Q