增加&#xxxx;的支持

src/index.ts

@@ -26,9 +26,9 @@ export function escape(str: string) {
  * @returns 
  */
 export function unescape(str: string) {
-	return str.replace(/&(\w+);/g, (match, name, index) => {
-		const code = unescapeTable[name]
-		if (!code) return match
+	return str.replace(/&((\w+)|(#\d+));/g, (match, name) => {
+		const code = (name[0] == '#') ? parseInt(name.substr(1)) : unescapeTable[name]
+		if (!code || isNaN(code)) return match
 		return String.fromCharCode(code)
 	})
 }