1.unescape("车".replace(/&#x/g,'%u').replace(/;/g,''))
2.汉字转&#x
"大大".replace(/[^\u0000-\u00FF]/g,function(a){return escape(a).replace(/(%u)(\w{4})/gi,"&#x$2;")})
1.unescape("车".replace(/&#x/g,'%u').replace(/;/g,''))
2.汉字转&#x
"大大".replace(/[^\u0000-\u00FF]/g,function(a){return escape(a).replace(/(%u)(\w{4})/gi,"&#x$2;")})