<?php
class A
{
function foo()
{
if (isset($this)) {
echo '$this is defined (';
echo get_class($this);
echo ")\n";
} else {
echo "\$this is not defined.\n";
}
}
}
class B
{
function bar()
{
// Note: the next line will issue a warning if E_STRICT is enabled.
A::foo();
}
}
$a = new A();
$a->foo();
// Note: the next line will issue a warning if E_STRICT is enabled.
A::foo();
$b = new B();
$b->bar();
// Note: the next line will issue a warning if E_STRICT is enabled.
B::bar();
?>
$this is defined (A)
Fatal error: Uncaught Error: Non-static method A::foo() cannot be called statically in /in/lss86:31
Stack trace:
#0 {main}
thrown in /in/lss86 on line 31
Process exited with code 255.
$this is defined (A)
Deprecated: Non-static method A::foo() should not be called statically in /in/lss86 on line 31
$this is not defined.
Deprecated: Non-static method A::foo() should not be called statically in /in/lss86 on line 23
$this is not defined.
Deprecated: Non-static method B::bar() should not be called statically in /in/lss86 on line 36
Deprecated: Non-static method A::foo() should not be called statically in /in/lss86 on line 23
$this is not defined.
Output for 7.3.32 - 7.3.33
$this is defined (A)
$this is not defined.
$this is not defined.
$this is not defined.
Output for 5.6.8 - 5.6.28
$this is defined (A)
Strict Standards: Non-static method A::foo() should not be called statically in /in/lss86 on line 31
$this is not defined.
Deprecated: Non-static method A::foo() should not be called statically, assuming $this from incompatible context in /in/lss86 on line 23
$this is defined (B)
Strict Standards: Non-static method B::bar() should not be called statically in /in/lss86 on line 36
Strict Standards: Non-static method A::foo() should not be called statically in /in/lss86 on line 23
$this is not defined.
$this is defined (A)
Strict Standards: Non-static method A::foo() should not be called statically in /in/lss86 on line 31
$this is not defined.
Strict Standards: Non-static method A::foo() should not be called statically, assuming $this from incompatible context in /in/lss86 on line 23
$this is defined (B)
Strict Standards: Non-static method B::bar() should not be called statically in /in/lss86 on line 36
Strict Standards: Non-static method A::foo() should not be called statically in /in/lss86 on line 23
$this is not defined.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.2
$this is defined (A)
Strict Standards: Non-static method A::foo() should not be called statically in /in/lss86 on line 31
$this is not defined.
$this is defined (B)
Strict Standards: Non-static method B::bar() should not be called statically in /in/lss86 on line 36
Strict Standards: Non-static method A::foo() should not be called statically in /in/lss86 on line 23
$this is not defined.
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
$this is defined (a)
$this is not defined.
$this is defined (b)
$this is not defined.