<?php
class Foo
{
public function isFoo()
{
//return $this instanceof Foo;
return "aa";
}
}
class Bar
{
public function doSomething()
{
return Foo::isFoo();
}
}
$bar = new Bar;
var_dump($bar->doSomething());
Fatal error: Uncaught Error: Non-static method Foo::isFoo() cannot be called statically in /in/5NLo5:15
Stack trace:
#0 /in/5NLo5(20): Bar->doSomething()
#1 {main}
thrown in /in/5NLo5 on line 15
Process exited with code 255.
Deprecated: Non-static method Foo::isFoo() should not be called statically, assuming $this from incompatible context in /in/5NLo5 on line 15
string(2) "aa"
Strict Standards: Non-static method Foo::isFoo() should not be called statically, assuming $this from incompatible context in /in/5NLo5 on line 15
string(2) "aa"
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/5NLo5 on line 4
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/5NLo5 on line 4
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/5NLo5 on line 4
Process exited with code 255.