protected function _getContentTypeCharset()
    {
        $charset = strtoupper($this->charset);
        if (array_key_exists($charset, $this->_contentTypeCharset)) {
            return strtoupper($this->_contentTypeCharset[$charset]);
        }

        return strtoupper($this->charset);
    }
protected function _getContentTypeCharset()
    {
        $charset = strtoupper($this->charset);
        if (array_key_exists($charset, $this->_contentTypeCharset)) {
            return strtoupper($this->_contentTypeCharset[$charset]);
        }

        return strtoupper($this->charset);
    }
protected function _getContentTypeCharset ( ) { $ charset = strtoupper ( $ this -> charset ) ; if ( array_key_exists ( $ charset , $ this -> _contentTypeCharset ) ) { return strtoupper ( $ this -> _contentTypeCharset [ $ charset ] ) ; } return strtoupper ( $ this -> charset ) ; }
Return charset value for Content-Type.

Checks fallback/compatibility types which include workarounds
for legacy japanese character sets.

@return string
Return charset value for Content - Type .