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function JSONToCSVConvertor(JSONData, ReportTitle, ShowLabel) {
    //If JSONData is not an object then JSON.parse will parse the JSON string in an Object
    var arrData = typeof JSONData != 'object' ? JSON.parse(JSONData) : JSONData;
    
    var CSV = '';    
    //Set Report title in first row or line
    
    CSV += ReportTitle + '\r\n\n';

    //This condition will generate the Label/Header
    if (ShowLabel) {
        var row = "";
        
        //This loop will extract the label from 1st index of on array
        for (var index in arrData[0]) {
            
            //Now convert each value to string and comma-seprated
            row += index + ',';
        }

        row = row.slice(0, -1);
        
        //append Label row with line break
        CSV += row + '\r\n';
    }
    
    //1st loop is to extract each row
    for (var i = 0; i < arrData.length; i++) {
        var row = "";
        
        //2nd loop will extract each column and convert it in string comma-seprated
        for (var index in arrData[i]) {
            row += '"' + arrData[i][index] + '",';
        }

        row.slice(0, row.length - 1);
        
        //add a line break after each row
        CSV += row + '\r\n';
    }

    if (CSV == '') {        
        alert("Invalid data");
        return;
    }   
    
    //Generate a file name
    var fileName = "MyReport_";
    //this will remove the blank-spaces from the title and replace it with an underscore
    fileName += ReportTitle.replace(/ /g,"_");   
    
    //Initialize file format you want csv or xls
    var uri = 'data:text/csv;charset=utf-8,' + escape(CSV);
    
    // Now the little tricky part.
    // you can use either>> window.open(uri);
    // but this will not work in some browsers
    // or you will not get the correct file extension    
    
    //this trick will generate a temp <a /> tag
    var link = document.createElement("a");    
    link.href = uri;
    
    //set the visibility hidden so it will not effect on your web-layout
    link.style = "visibility:hidden";
    link.download = fileName + ".csv";
    
    //this part will append the anchor tag and remove it after automatic click
    document.body.appendChild(link);
    link.click();
    document.body.removeChild(link);
}


var list = [];
jQuery('ul.tix-attendee-list li').each(function() {
   var $this = jQuery(this);

   list.push({
       Name: jQuery.trim($this.find('.tix-attendee-name').text()),
       Twitter: jQuery.trim($this.find('.tix-attendee-twitter').text() || ''),
       Url: jQuery.trim($this.find('.tix-attendee-url').attr('href') || ''),
       Gravatar: jQuery.trim($this.find('div.avatar-placeholder').data('url') || $this.find('img').attr('src'))
   });
});

JSONToCSVConvertor(list, "WordCamp US 2017 Attendees", true);