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<?php class A { protected $as = 1; function a() {echo $this->as;} } class B extends A { protected $as = 2; function a() {echo $this->as;} function b() {parent::a();} function c() {$this->a();} function d() {echo parent::$as;} } $b = new B(); $b->a(); $b->b(); $b->c(); $b->d();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.21, 8.3.0 - 8.3.9
222 Fatal error: Uncaught Error: Access to undeclared static property A::$as in /in/si2f8:12 Stack trace: #0 /in/si2f8(18): B->d() #1 {main} thrown in /in/si2f8 on line 12
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; A has a deprecated constructor in /in/si2f8 on line 2 Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; B has a deprecated constructor in /in/si2f8 on line 7 2222 Fatal error: Uncaught Error: Access to undeclared static property: A::$as in /in/si2f8:12 Stack trace: #0 /in/si2f8(18): B->d() #1 {main} thrown in /in/si2f8 on line 12
Process exited with code 255.
Output for 7.3.32 - 7.3.33
2222 Fatal error: Uncaught Error: Access to undeclared static property: A::$as in /in/si2f8:12 Stack trace: #0 /in/si2f8(18): B->d() #1 {main} thrown in /in/si2f8 on line 12
Process exited with code 255.
Output for 5.2.6 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
2222 Fatal error: Access to undeclared static property: A::$as in /in/si2f8 on line 12
Process exited with code 255.
Output for 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.5
2222 Fatal error: Access to undeclared static property: A::$as in /in/si2f8 on line 12
Process exited with code 255.
Output for 5.0.0 - 5.0.4
2222 Fatal error: Cannot access protected property A::$as in /in/si2f8 on line 12
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/si2f8 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/si2f8 on line 3
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/si2f8 on line 3
Process exited with code 255.

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