vue显示微信用户名称中enjoin表情

function decodeUnicode(str) {
    str = str.replace(/\\/g, "%");
    return unescape(str);
};

 computed: {

        draw_usinfo: function() {
            return sortKey(this.code_result, ‘times‘)
        },
        draw_user: function() {
            for(var i=0;i<this.draw_usinfo.length;i++){
                 this.draw_usinfo[i][‘username‘] = decodeUnicode(this.draw_usinfo[i].username);
            }
            return this.draw_usinfo; 
        }
    },