src/Facades/FacadeHelper.php
public static function getClassMethod($className, $methodName){
          try
          {
              $helperRefelctionMethod = new \ReflectionMethod($className, $methodName);
              return $helperRefelctionMethod;
          } catch(\Exception $e){
               return null;
          }
   }
public static function getClassMethod($className, $methodName){
          try
          {
              $helperRefelctionMethod = new \ReflectionMethod($className, $methodName);
              return $helperRefelctionMethod;
          } catch(\Exception $e){
               return null;
          }
   }
Find the Method by given parameter on FacadeHelper.php Class
@param The class name
@return \ReflectionMethod|null The method if found. If not found, return null.