<?php
class A {
function f() { echo "AA"; }
}
class B {
function f() { A::f(); }
function tmp() { A::f(); }
}
A::f();
echo '---' . PHP_EOL;
(new B)->f();
echo '---' . PHP_EOL;
(new B)->tmp();
Fatal error: Uncaught Error: Non-static method A::f() cannot be called statically in /in/upiO2:11
Stack trace:
#0 {main}
thrown in /in/upiO2 on line 11
Process exited with code 255.
Deprecated: Non-static method A::f() should not be called statically in /in/upiO2 on line 11
AA---
Deprecated: Non-static method A::f() should not be called statically in /in/upiO2 on line 7
AA---
Deprecated: Non-static method A::f() should not be called statically in /in/upiO2 on line 8
AA
Output for 7.3.32 - 7.3.33
AA---
AA---
AA
Output for 5.6.8 - 5.6.28
Strict Standards: Non-static method A::f() should not be called statically in /in/upiO2 on line 11
AA---
Deprecated: Non-static method A::f() should not be called statically, assuming $this from incompatible context in /in/upiO2 on line 7
AA---
Deprecated: Non-static method A::f() should not be called statically, assuming $this from incompatible context in /in/upiO2 on line 8
AA
Output for 5.4.1 - 5.4.45, 5.5.24 - 5.5.35
Strict Standards: Non-static method A::f() should not be called statically in /in/upiO2 on line 11
AA---
Strict Standards: Non-static method A::f() should not be called statically, assuming $this from incompatible context in /in/upiO2 on line 7
AA---
Strict Standards: Non-static method A::f() should not be called statically, assuming $this from incompatible context in /in/upiO2 on line 8
AA