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run code in 150+ php & hhvm versions
Bugs & Features
<?php class ReferenceChecker { const FIRST = 0; function __initialize($starter = "AWB0") { $this->starter = $starter; } function check($reference) { return strpos($subject, $this->starter) === FIRST; } } $checker = new ReferenceChecker; $subject = "AWB012345"; $result = $checker->check($subject); var_dump($result); $subject = "12345"; $result = $checker->check($subject); var_dump($result);
based on 4eVT3
Output for 5.2.6 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: subject in /in/f5Q97 on line 11 Notice: Undefined property: ReferenceChecker::$starter in /in/f5Q97 on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/f5Q97 on line 11 bool(false) Notice: Undefined variable: subject in /in/f5Q97 on line 11 Notice: Undefined property: ReferenceChecker::$starter in /in/f5Q97 on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/f5Q97 on line 11 bool(false)
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.0.4 - 5.2.5
Notice: Undefined variable: subject in /in/f5Q97 on line 11 Notice: Undefined property: ReferenceChecker::$starter in /in/f5Q97 on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/f5Q97 on line 11 bool(false) Notice: Undefined variable: subject in /in/f5Q97 on line 11 Notice: Undefined property: ReferenceChecker::$starter in /in/f5Q97 on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/f5Q97 on line 11 bool(false)
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: subject in /in/f5Q97 on line 11 Notice: Undefined property: ReferenceChecker::$starter in /in/f5Q97 on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/f5Q97 on line 11 bool(false) Notice: Undefined variable: subject in /in/f5Q97 on line 11 Notice: Undefined property: ReferenceChecker::$starter in /in/f5Q97 on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/f5Q97 on line 11 bool(false)
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/f5Q97 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/f5Q97 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/f5Q97 on line 4
Process exited with code 255.