3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo isset($nothere) :? "here";

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)
5.4.260.0050.03812.36
5.4.250.0030.03912.36
5.4.240.0050.03612.36
5.4.230.0030.04012.36
5.4.220.0120.03612.35
5.4.210.0060.03612.36
5.4.200.0070.03912.36
5.4.190.0050.04112.35
5.4.180.0060.03612.35
5.4.170.0070.04112.36
5.4.160.0040.03712.35
5.4.150.0100.03212.34
5.4.140.0080.03412.04
5.4.130.0100.03212.02
5.4.120.0070.03411.98
5.4.110.0070.03611.98
5.4.100.0060.03511.98
5.4.90.0110.03711.98
5.4.80.0090.03611.98
5.4.70.0100.03511.98
5.4.60.0060.03711.98
5.4.50.0040.03611.97
5.4.40.0050.03511.96
5.4.30.0050.03811.96
5.4.20.0060.03411.96
5.4.10.0090.03611.96
5.4.00.0060.03511.46
5.3.280.0120.04712.71
5.3.270.0050.04512.72
5.3.260.0070.05012.72
5.3.250.0120.03912.72
5.3.240.0070.03912.72
5.3.230.0040.04012.71
5.3.220.0070.03712.68
5.3.210.0070.03812.68
5.3.200.0110.03612.68
5.3.190.0040.03912.68
5.3.180.0060.03712.68
5.3.170.0110.04112.67
5.3.160.0050.04112.67
5.3.150.0080.05212.67
5.3.140.0080.04512.66
5.3.130.0040.04512.66
5.3.120.0060.04412.65
5.3.110.0050.04512.65
5.3.100.0050.03912.12
5.3.90.0060.03612.09
5.3.80.0050.03712.07
5.3.70.0060.03812.07
5.3.60.0070.03712.06
5.3.50.0060.04312.00
5.3.40.0060.03912.00
5.3.30.0110.03311.93
5.3.20.0040.03711.69
5.3.10.0050.03711.65
5.3.00.0050.03611.64
5.2.170.0090.0309.14
5.2.160.0040.0309.14
5.2.150.0060.0299.14
5.2.140.0050.0349.14
5.2.130.0040.0309.10
5.2.120.0030.0309.10
5.2.110.0050.0289.11
5.2.100.0070.0269.10
5.2.90.0050.0309.10
5.2.80.0030.0329.09
5.2.70.0060.0329.09
5.2.60.0080.0289.05
5.2.50.0030.0349.02
5.2.40.0050.0288.99
5.2.30.0050.0368.97
5.2.20.0080.0298.96
5.2.10.0040.0288.88
5.2.00.0040.0298.75
5.1.60.0030.0248.02
5.1.50.0020.0278.03
5.1.40.0020.0268.02
5.1.30.0040.0258.36
5.1.20.0020.0288.38
5.1.10.0060.0298.11
5.1.00.0060.0288.11
5.0.50.0040.0206.58
5.0.40.0010.0216.44
5.0.30.0020.0326.25
5.0.20.0030.0216.23
5.0.10.0060.0196.20
5.0.00.0020.0386.19
4.4.90.0020.0194.78
4.4.80.0040.0184.75
4.4.70.0030.0154.75
4.4.60.0010.0214.76
4.4.50.0040.0154.77
4.4.40.0060.0224.71
4.4.30.0040.0144.76
4.4.20.0060.0124.85
4.4.10.0040.0144.84
4.4.00.0020.0324.76
4.3.110.0020.0184.67
4.3.100.0030.0154.67
4.3.90.0040.0164.64
4.3.80.0030.0244.59
4.3.70.0030.0144.63
4.3.60.0040.0134.62
4.3.50.0060.0124.63
4.3.40.0050.0214.54
4.3.30.0010.0173.27
4.3.20.0000.0173.26
4.3.10.0030.0143.21
4.3.00.0330.00713.14

preferences:
145.11 ms | 939 KiB | 8 Q