js Replacing Single Quotation Mark with Double Quotation Mark and Replacing Double Quotation Mark with Single Quotation Mark

1. Replace double quotation marks with single quotation marks

var _adrobj = JSON.stringify(address).replace(/\"/g,"'");ps:
var a = {a:1,b:2};
JSON.stringify(a)====>"{"a":1,"b":2}"

2. Replace single quotation marks with double quotation marks

var _nstr = _adrdata.replace(/'/g, '"');ps: 


var json = JSON.parse(_nstr);
        if (json.storeDelivery == 0) {
          msgBox($.msg.OutDistributeAddress);
          return;
        }

function escapeHTML(a) {
 return a.replace(/</g, "<").replace(/>/g, ">").replace(/&/g, "&").replace(/ /g, " ").replace(/"/g, """).replace(/'/g, "'")
}