Function _getUTF8Length

qrcode.js:505–508

(sText)

	}

	function _getUTF8Length(sText) {
		var replacedText = encodeURI(sText).toString().replace(/\%[0-9a-fA-F]{2}/g, 'a');
		return replacedText.length + (replacedText.length != sText ? 3 : 0);
	}
	
	/**
	 * @class QRCode