original_string: public function getString($variable, $default = '', $allowed = "", $escape = true)
      {
          return (string) strip_tags($this->getHtml($variable, $default, $allowed, $escape));
      }
code: public function getString($variable, $default = '', $allowed = "", $escape = true)
      {
          return (string) strip_tags($this->getHtml($variable, $default, $allowed, $escape));
      }
code_tokens: public function getString ( $ variable , $ default = '' , $ allowed = "" , $ escape = true ) { return ( string ) strip_tags ( $ this -> getHtml ( $ variable , $ default , $ allowed , $ escape ) ) ; }
docstring: Same as _getHtml, but it also strips tags
  
  @param mixed $variable - variable
  @param mixed $default - default value if variable not set
  @param mixed $allowed - array of allowed values
  @param bool $escape - escape quotes
  @return string
docstring_tokens: Same as _getHtml but it also strips tags