Web-side, JSON-directed CSV file

<!    DOCTYPE html> [  {    "Login_time": "19720",    "user_id": "296480061832316496"  }]</textarea> <button class= ' gen_btn ' >generate file</button></div><script>$ (document). Ready (function(){        $(' button '). Click (function(){            varData = $ (' #txt '). Val (); if(Data = = ")                return; Jsontocsvconvertor (data,"Vehicle Report",true);    });    }); functionJsontocsvconvertor (Jsondata, Reporttitle, ShowLabel) {//If Jsondata is not a object then Json.parse would parse the JSON string in an object        varArrdata =typeofJsondata! = ' object '?Json.parse (jsondata): Jsondata; varCSV = "; //Set report title on first row or lineCSV+ = Reporttitle + ' \r\n\n '; //This condition'll generate the Label/header        if(ShowLabel) {varrow = ""; //This loop would extract the label from 1st Index of an on array             for(varIndexinchArrdata[0]) {                //Now convert each value to string and comma-sepratedRow + = index + ', '; } row= Row.slice (0,-1); //append Label row with line breakCSV + = row + ' \ r \ n '; }        //1st Loop is to extract each row         for(vari = 0; i < arrdata.length; i++) {            varrow = ""; //2nd loop would extract each column and convert it in string comma-seprated             for(varIndexinchArrdata[i]) {Row+ = ' + ' + Arrdata[i][index] + "+ '", '; } row.slice (0, Row.length-1); //Add a line break after each rowCSV + = row + ' \ r \ n '; }        if(CSV = = ") {alert ("Invalid Data"); return; }        //Generate a file name        varFileName = "Myreport_"; //This would remove the blank-spaces from the title and replace it with an underscoreFileName + = Reporttitle.replace (//g, "_");//Initialize file format you want CSV or XLS        varURI = ' Data:text/csv;charset=utf-8, ' +Escape (CSV); //Now the little tricky part.        //You can use either>> window.open (URI);        //But this would not be work in some browsers        //Or you'll not get the correct file extension        //This trick would generate a temp <a/> tag        varlink = document.createelement ("a"); Link.href=URI; //set the visibility hidden so it won't effect on your web-layoutLink.style = "Visibility:hidden"; Link.download= FileName + ". csv"; //This part would append the anchor tag and remove it after automatic clickdocument.body.appendChild (link);        Link.click ();    Document.body.removeChild (link); }</script></body>
Transferred from: http://jsfiddle.net/hybrid13i/JXrwM/
Web-side, JSON-directed CSV file