3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class AbClass { const ABC = "12345"; public function printThing() { echo ABC . PHP_EOL; } } class Sub extends AbClass { protected thing2; public function __construct() { $this->thing2 = "def"; } public function printThing() { parent::printThing(); echo ABC . PHP_EOL; echo $this->thing2 . PHP_EOL; } } $s = new Sub(); $s->printThing();

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)
5.4.270.0070.03712.39
5.4.260.0070.03812.40
5.4.250.0050.03912.40
5.4.240.0040.04012.39
5.4.230.0060.03812.39
5.4.220.0030.04112.39
5.4.210.0070.03512.39
5.4.200.0050.03912.39
5.4.190.0050.03812.38
5.4.180.0070.03612.38
5.4.170.0080.03512.39
5.4.160.0080.03612.39
5.4.150.0090.03812.38
5.4.140.0050.03812.07
5.4.130.0050.03612.05
5.4.120.0080.03312.02
5.4.110.0050.03612.02
5.4.100.0070.03412.01
5.4.90.0040.03812.01
5.4.80.0050.03812.02
5.4.70.0060.03512.01
5.4.60.0060.03512.01
5.4.50.0070.03612.01
5.4.40.0040.03812.00
5.4.30.0060.03612.00
5.4.20.0060.03611.99
5.4.10.0050.03711.99
5.4.00.0080.03611.49
5.3.280.0090.03812.71
5.3.270.0080.04112.73
5.3.260.0070.03912.72
5.3.250.0060.03812.72
5.3.240.0070.03712.72
5.3.230.0070.03812.71
5.3.220.0080.03612.68
5.3.210.0080.04012.68
5.3.200.0040.03912.68
5.3.190.0070.03812.68
5.3.180.0040.04212.67
5.3.170.0090.04312.67
5.3.160.0050.03812.67
5.3.150.0070.03812.67
5.3.140.0070.03712.66
5.3.130.0070.04012.66
5.3.120.0070.03812.66
5.3.110.0040.04112.66
5.3.100.0070.03612.12
5.3.90.0070.03512.09
5.3.80.0040.03912.08
5.3.70.0040.03812.09
5.3.60.0050.03812.07
5.3.50.0070.03612.01
5.3.40.0080.03612.01
5.3.30.0050.03611.96
5.3.20.0030.03811.74
5.3.10.0060.03511.71
5.3.00.0050.03811.70

preferences:
145.13 ms | 1394 KiB | 7 Q