JSFiddle - React, Tailwind, and code Playground

by exe1

HTML

<div id="test">-</div>
<div id="test2">-</div>

JavaScript

String.prototype.fakeReplace=function(str, newstr) {
    return this.split(str).join(newstr);
};


$(document ).ready( function(){
    // read json string from file with excaped quote \" inside
    var stringified_json = '"key" : "value string \"quoted string."';
    
	$("#test").html( stringified_json.replace('\\"', "'") );
    $("#test2").html( stringified_json.fakeReplace('\\"', "'") );
});