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<?php class A { public function thisCall() { return $this->call(); } public function selfCall() { return self::call(); } public function staticCall() { return static::call(); } public function call() { return 'A'; } } class AB extends A { public function call() { return 'AB'; } } class B extends AB { public function call() { return 'B'; } public function parentCall() { return parent::call(); } } $b = new B; var_dump([ 'this' => $b->thisCall(), 'self' => $b->selfCall(), 'static' => $b->staticCall(), 'b::parent' => $b->parentCall(), ]);
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
array(4) { ["this"]=> string(1) "B" ["self"]=> string(1) "A" ["static"]=> string(1) "B" ["b::parent"]=> string(2) "AB" }
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/NJOTK on line 39
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_STATIC in /in/NJOTK on line 13
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STATIC in /in/NJOTK on line 13
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/NJOTK on line 4
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/NJOTK 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/NJOTK on line 4
Process exited with code 255.
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