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<?php class EventStatus { const SUCCESS = 'success'; const STOPPED = 'stopped'; const FAILED = 'failed'; private static $validStatuses = [ self::SUCCESS, self::STOPPED, self::FAILED ]; private $status = self::SUCCESS; public function __construct($aStatus = self::SUCCESS) { $this->validateStatus($aStatus); $this->status = (string) $aStatus; } public static function __callStatic($aStatus, $arguments = []) { return new static($aStatus); } public function isSuccess() { return ($this->status == self::SUCCESS); } public function isStopped() { return ($this->status == self::STOPPED); } public function isFailed() { return ($this->status == self::FAILED); } private function validateStatus($aStatus) { if (!in_array(str_to_lower($aStatus), static::$validStatuses)) { throw new DomainException("Invalid event status [$aStatus]"); } } } var_dump(EventStatus::Failed());
Output for 7.0.0 - 7.2.6
Fatal error: Uncaught Error: Call to undefined function str_to_lower() in /in/epQUt:45 Stack trace: #0 /in/epQUt(19): EventStatus->validateStatus('Failed') #1 /in/epQUt(25): EventStatus->__construct('Failed') #2 /in/epQUt(51): EventStatus::__callStatic('Failed', Array) #3 {main} thrown in /in/epQUt on line 45
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Call to undefined function str_to_lower() in /in/epQUt on line 45
Process exited with code 255.
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/epQUt on line 9
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/epQUt on line 9
Process exited with code 255.
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/epQUt 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_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/epQUt 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/epQUt on line 5
Process exited with code 255.