特殊字符转义unicode转义

版权声明：本文为博主原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接和本声明。

本文链接： https://blog.csdn.net/qq_32563571/article/details/86493890

var escapein = function (obj) {
    var s = "";
    if (obj.length == 0)
        return "";
    s = obj.replace(/&/g, ">");
    s = s.replace(/</g, "&lt;");
    s = s.replace(/>/g, "&gtc;");
    s = s.replace(/ /g, "&nbsp;");
    s = s.replace(/\\/g, "&#3c;");
    s = s.replace(/\'/g, "&#39;");
    s = s.replace(/\"/g, "&quot;");
    s = s.replace(/\n/g, "<br>");
    console.log(s,'sss')
    return s;
};
var escapeOut = function (obj) {
    var s = "";
    if (obj.length == 0)
        return "";
    s = obj.replace(/&gt;/g, "&");
    s = s.replace(/&lt;/g, "<");
    s = s.replace(/&gtc;/g, ">");
    s = s.replace(/&nbsp;/g, " ");
    s = s.replace(/&#3c;/g, "\\");
    s = s.replace(/&#39;/g, "\'");
    s = s.replace(/&quot;/g, "\"");
    s = s.replace(/<br>/g, "\n");
    return s;
}
var GB2312UnicodeConverter = {
    ToUnicode: function (str) {
        str = escape(str).toLocaleLowerCase().replace(/%u/gi, '\\u');
        str = escapein(str)
        return str;
    }
    , ToGB2312: function (str) {
        str = escapeOut(str);
        str = unescape(str.replace(/\\u/gi, '%u'));
        return str;
    }
};
var res = GB2312UnicodeConverter.ToUnicode('http://输入的文字')    //转义
GB2312UnicodeConverter.ToGB2312(res)            //转出