JSFiddle - React, Tailwind, and code Playground
by Liu David
JavaScript
var strTest = "1";
function justifyStringForJson(str) {
var newStr = str.replace(/"/g, '\\"');
var str2 = newStr.replace(/[\u200B-\u200D\uFEFF]/g, '');
return str2;
}
var out = justifyStringForJson(strTest);
alert('original len:'+strTest.length+'\nnew len:'+out.length);
alert('char code: '+strTest.charCodeAt(0));