3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Person { public static $name; public static function setName($name) { $self::name = $name; } } class Student extends Person { public static function showName() { echo $self::name; } } $person = new Person(); $person::setName("Daan"); $student = new Student(); $student::setName('Daan'); $student::showName();

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)
5.5.120.0070.03317.29
5.5.110.0000.04017.37
5.5.100.0070.03317.30
5.5.90.0100.03017.23
5.5.80.0000.04017.22
5.5.70.0000.04017.32
5.5.60.0100.03017.23
5.5.50.0000.03717.20
5.5.40.0030.03717.31
5.5.30.0030.03717.31
5.5.20.0030.04317.19
5.5.10.0030.03717.22
5.5.00.0070.04017.15
5.4.280.0000.04019.11
5.4.270.0000.04019.02
5.4.260.0000.04018.98
5.4.250.0030.03719.05
5.4.240.0230.02718.88
5.4.230.0100.03319.03
5.4.220.0030.03719.11
5.4.210.0070.03319.11
5.4.200.0030.03718.95
5.4.190.0030.04719.14
5.4.180.0000.04019.00
5.4.170.0070.03319.05
5.4.160.0030.03718.87
5.4.150.0030.05019.02
5.4.140.0030.06016.40
5.4.130.0000.06716.40
5.4.120.0070.04016.48
5.4.110.0070.07016.32
5.4.100.0030.04316.41
5.4.90.0130.07316.40
5.4.80.0030.05716.41
5.4.70.0030.07016.46
5.4.60.0130.05716.36
5.4.50.0000.05016.39
5.4.40.0100.03716.46
5.4.30.0030.07716.40
5.4.20.0170.04716.29
5.4.10.0000.07316.52
5.4.00.0030.06015.79
5.3.280.0070.03314.69
5.3.270.0100.03014.69
5.3.260.0030.03714.63
5.3.250.0070.03314.46
5.3.240.0000.04014.64
5.3.230.0070.07714.67
5.3.220.0070.06714.63
5.3.210.0030.08014.67
5.3.200.0070.04714.79
5.3.190.0070.07314.64
5.3.180.0130.06714.62
5.3.170.0170.04714.42
5.3.160.0030.04314.63
5.3.150.0000.04014.52
5.3.140.0030.03714.52
5.3.130.0030.06314.59
5.3.120.0100.04714.62
5.3.110.0100.06014.59
5.3.100.0070.04314.13
5.3.90.0030.07314.09
5.3.80.0170.06314.05
5.3.70.0070.06314.03
5.3.60.0100.06313.90
5.3.50.0030.05713.99
5.3.40.0100.04013.83
5.3.30.0070.03713.95
5.3.20.0030.05713.69
5.3.10.0100.04313.67
5.3.00.0000.04313.64

preferences:
159.18 ms | 1394 KiB | 7 Q