original_string: public static function lowercase($string = false, $selector = false) {
  
          if ($string) {
  
              switch ($selector) {
                  case 'first':
                      return lcfirst($string);
                  case 'words':
                      return lcwords($string);
                  default:
                      return strtolower($string);
              }
          }
  
          return false;
      }
code: public static function lowercase($string = false, $selector = false) {
  
          if ($string) {
  
              switch ($selector) {
                  case 'first':
                      return lcfirst($string);
                  case 'words':
                      return lcwords($string);
                  default:
                      return strtolower($string);
              }
          }
  
          return false;
      }
code_tokens: public static function lowercase ( $ string = false , $ selector = false ) { if ( $ string ) { switch ( $ selector ) { case 'first' : return lcfirst ( $ string ) ; case 'words' : return lcwords ( $ string ) ; default : return strtolower ( $ string ) ; } } return false ; }
docstring: Get string in lowercase.
  @param string full string
  @return string in lowercase
docstring_tokens: Get string in lowercase .