original_string: public static function loadClass($className){
  
  
  		// handle only package classes
  		if(strpos($className, 'Less_') !== 0){
  			return;
  		}
  
  		$className = substr($className,5);
  		$fileName = self::$libDir . DIRECTORY_SEPARATOR . str_replace('_', DIRECTORY_SEPARATOR, $className) . '.php';
  
  		if(file_exists($fileName)){
  			require $fileName;
  			return true;
  		}else{
  			throw new Exception('file not loadable '.$fileName);
  		}
  	}
code: public static function loadClass($className){
  
  
  		// handle only package classes
  		if(strpos($className, 'Less_') !== 0){
  			return;
  		}
  
  		$className = substr($className,5);
  		$fileName = self::$libDir . DIRECTORY_SEPARATOR . str_replace('_', DIRECTORY_SEPARATOR, $className) . '.php';
  
  		if(file_exists($fileName)){
  			require $fileName;
  			return true;
  		}else{
  			throw new Exception('file not loadable '.$fileName);
  		}
  	}
code_tokens: public static function loadClass ( $ className ) { // handle only package classes if ( strpos ( $ className , 'Less_' ) !== 0 ) { return ; } $ className = substr ( $ className , 5 ) ; $ fileName = self :: $ libDir . DIRECTORY_SEPARATOR . str_replace ( '_' , DIRECTORY_SEPARATOR , $ className ) . '.php' ; if ( file_exists ( $ fileName ) ) { require $ fileName ; return true ; } else { throw new Exception ( 'file not loadable ' . $ fileName ) ; } }
docstring: Loads the class
  
  @param string $className The class to load
docstring_tokens: Loads the class