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run code in 150+ php & hhvm versions
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<?php class Test { const OMG = 10; public function get($what) { return constant("self::" . $what); } } class Test2 { private $test; public function __construct(Test $test) { $this->test = $test; } public function testFunc() { var_dump($this->test->get("OMG")); } } $test = new Test(); $test2 = new Test2($test); var_dump($test2->testFunc());
Output for 5.0.0 - 7.1.0
int(10) NULL
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/a5otc on line 4
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_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/a5otc 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/a5otc on line 4
Process exited with code 255.