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run code in 200+ php & hhvm versions
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<?php class A { private $answer = 42; function other_method() { return $this->answer; } function method() { return A::other_method(); } } $a = new A(); var_dump($a->method());
based on Pt4vh
Output for 5.0.0 - 7.2.0
int(42)
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/sJtGg on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/sJtGg on line 5
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/sJtGg on line 5
Process exited with code 255.