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run code in 150+ php & hhvm versions
Bugs & Features
<?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(); ?>
Output for 7.0.0 - 7.1.0
$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 hhvm-3.10.0 - 3.12.0
$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.
Output for 5.1.3 - 5.5.35
$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 - 5.1.2
$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 - 4.4.9
$this is defined (a) $this is not defined. $this is defined (b) $this is not defined.