original_string: public function priority($level = 1) {
  
  		if(false === ('-' . intval($level) == '-' . $level)) {
  			return trigger_error(sprintf('Argument 1 passed to %s() must be of the type integer, "%s" given', __METHOD__, gettype($level)), E_USER_ERROR);
  		}
  
  		if($level < 1 || $level > 5) {
  			return trigger_error(sprintf('Argument 1 passed to %s() should be between 1 and 5, "%s" given', __METHOD__, $level), E_USER_ERROR);	
  		}
  
  		$priorities = [
  			
  			1 => ['1 (Highest)', 'High', 'High'],
  			2 => ['2 (High)', 'High', 'High'],
  			3 => ['3 (Normal)', 'Normal', 'Normal'],
  			4 => ['4 (Low)', 'Low', 'Low'],
  			5 => ['5 (Lowest)', 'Low', 'Low'],
  		];
  
  		$this -> headers['priority'] = $priorities[$level];
  
  		return $this;
  	}
code: public function priority($level = 1) {
  
  		if(false === ('-' . intval($level) == '-' . $level)) {
  			return trigger_error(sprintf('Argument 1 passed to %s() must be of the type integer, "%s" given', __METHOD__, gettype($level)), E_USER_ERROR);
  		}
  
  		if($level < 1 || $level > 5) {
  			return trigger_error(sprintf('Argument 1 passed to %s() should be between 1 and 5, "%s" given', __METHOD__, $level), E_USER_ERROR);	
  		}
  
  		$priorities = [
  			
  			1 => ['1 (Highest)', 'High', 'High'],
  			2 => ['2 (High)', 'High', 'High'],
  			3 => ['3 (Normal)', 'Normal', 'Normal'],
  			4 => ['4 (Low)', 'Low', 'Low'],
  			5 => ['5 (Lowest)', 'Low', 'Low'],
  		];
  
  		$this -> headers['priority'] = $priorities[$level];
  
  		return $this;
  	}
code_tokens: public function priority ( $ level = 1 ) { if ( false === ( '-' . intval ( $ level ) == '-' . $ level ) ) { return trigger_error ( sprintf ( 'Argument 1 passed to %s() must be of the type integer, "%s" given' , __METHOD__ , gettype ( $ level ) ) , E_USER_ERROR ) ; } if ( $ level < 1 || $ level > 5 ) { return trigger_error ( sprintf ( 'Argument 1 passed to %s() should be between 1 and 5, "%s" given' , __METHOD__ , $ level ) , E_USER_ERROR ) ; } $ priorities = [ 1 => [ '1 (Highest)' , 'High' , 'High' ] , 2 => [ '2 (High)' , 'High' , 'High' ] , 3 => [ '3 (Normal)' , 'Normal' , 'Normal' ] , 4 => [ '4 (Low)' , 'Low' , 'Low' ] , 5 => [ '5 (Lowest)' , 'Low' , 'Low' ] , ] ; $ this -> headers [ 'priority' ] = $ priorities [ $ level ] ; return $ this ; }
docstring: Sets the priority Level between 1 and 5
  @param int $level
  @return sFire\Mail\Mail
docstring_tokens: Sets the priority Level between 1 and 5