public function get($varname, $default = null)
    {
        return $this->_getExists($this->_vars, $varname, $value)
            ? $value
            : $default;
    }
public function get($varname, $default = null)
    {
        return $this->_getExists($this->_vars, $varname, $value)
            ? $value
            : $default;
    }
public function get ( $ varname , $ default = null ) { return $ this -> _getExists ( $ this -> _vars , $ varname , $ value ) ? $ value : $ default ; }
Returns the value of a given form variable.

@param string $varname  The form variable name.
@param string $default  The default form variable value.

@return mixed  The form variable, or $default if it doesn't exist.
Returns the value of a given form variable .