3v4l.org

run code in 300+ PHP versions simultaneously
<?php class ReferenceChecker { const FIRST = 0; function __initialize($starter = "AWB0") { $this->starter = $starter; } function check($reference) { return strpos($reference, $this->starter) === FIRST; } } $checker = new ReferenceChecker; $subject = "AWB012345"; $result = $checker->check($subject); var_dump($result); $subject = "12345"; $result = $checker->check($subject); var_dump($result);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Deprecated: strpos(): Passing null to parameter #2 ($needle) of type string is deprecated in /in/oRrBC on line 11 Fatal error: Uncaught Error: Undefined constant "FIRST" in /in/oRrBC:11 Stack trace: #0 /in/oRrBC(18): ReferenceChecker->check('AWB012345') #1 {main} thrown in /in/oRrBC on line 11
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Warning: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Fatal error: Uncaught Error: Undefined constant "FIRST" in /in/oRrBC:11 Stack trace: #0 /in/oRrBC(18): ReferenceChecker->check('AWB012345') #1 {main} thrown in /in/oRrBC on line 11
Process exited with code 255.
Output for 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Deprecated: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior in /in/oRrBC on line 11 Warning: Use of undefined constant FIRST - assumed 'FIRST' (this will throw an Error in a future version of PHP) in /in/oRrBC on line 11 bool(false) Notice: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Deprecated: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior in /in/oRrBC on line 11 Warning: Use of undefined constant FIRST - assumed 'FIRST' (this will throw an Error in a future version of PHP) in /in/oRrBC on line 11 bool(false)
Output for 7.3.32 - 7.3.33
Warning: Use of undefined constant FIRST - assumed 'FIRST' (this will throw an Error in a future version of PHP) in /in/oRrBC on line 11 bool(false) Warning: Use of undefined constant FIRST - assumed 'FIRST' (this will throw an Error in a future version of PHP) in /in/oRrBC on line 11 bool(false)
Output for 7.2.0 - 7.2.33
Notice: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Warning: Use of undefined constant FIRST - assumed 'FIRST' (this will throw an Error in a future version of PHP) in /in/oRrBC on line 11 bool(false) Notice: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Warning: Use of undefined constant FIRST - assumed 'FIRST' (this will throw an Error in a future version of PHP) in /in/oRrBC on line 11 bool(false)
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, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25
Notice: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/oRrBC on line 11 bool(false) Notice: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/oRrBC on line 11 bool(false)
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.5
Notice: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/oRrBC on line 11 bool(false) Notice: Undefined property: ReferenceChecker::$starter in /in/oRrBC on line 11 Notice: Use of undefined constant FIRST - assumed 'FIRST' in /in/oRrBC 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/oRrBC 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_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/oRrBC 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/oRrBC on line 4
Process exited with code 255.
preferences:
247.55 ms | 401 KiB | 328 Q