<?php
class AbstractFoo
{
protected static $state;
public static function setState($state)
{
static::$state = $state;
}
public static function getState()
{
return static::$state;
}
}
class Foo extends AbstractFoo
{}
class Bar extends AbstractFoo
{}
$Foo = new Foo;
$bar = new Bar;
AbstractFoo::setState('abstract');
var_dump($bar::getState());
$foo::setState('foo');
var_dump($bar::getState());
string(8) "abstract"
Warning: Undefined variable $foo in /in/CBSKk on line 27
Fatal error: Uncaught Error: Class name must be a valid object or a string in /in/CBSKk:27
Stack trace:
#0 {main}
thrown in /in/CBSKk on line 27
Process exited with code 255.
string(8) "abstract"
Notice: Undefined variable: foo in /in/CBSKk on line 27
Fatal error: Uncaught Error: Class name must be a valid object or a string in /in/CBSKk:27
Stack trace:
#0 {main}
thrown in /in/CBSKk on line 27
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.26
string(8) "abstract"
Fatal error: Uncaught Error: Class name must be a valid object or a string in /in/CBSKk:27
Stack trace:
#0 {main}
thrown in /in/CBSKk on line 27
Process exited with code 255.
string(8) "abstract"
Notice: Undefined variable: foo in /in/CBSKk on line 27
Fatal error: Class name must be a valid object or a string in /in/CBSKk on line 27
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_PAAMAYIM_NEKUDOTAYIM, expecting T_VARIABLE in /in/CBSKk on line 8
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_PAAMAYIM_NEKUDOTAYIM, expecting T_VARIABLE in /in/CBSKk on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/CBSKk on line 5
Process exited with code 255.
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/CBSKk on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/CBSKk on line 5
Process exited with code 255.