Json2CSV-farazi

function Json2CSV(objArray)
{
var 
getKeys = function(obj){
var keys = [];
for(var key in obj){
keys.push(key);
}
return keys.join();
}, array = typeof objArray != 'object' ? JSON.parse(objArray) : objArray
, str = ''
;

  for (var i = 0; i < array.length; i++) {
    var line = '';
    for (var index in array[i]) {
      if(line != '') line += ','

      line += array[i][index];
    }

    str += line + '\r\n';
  }

  str = getKeys(objArray[0]) + '\r\n' + str;

  var a = document.createElement('a');
  var blob = new Blob([str], {'type':'application\/octet-stream'});
  a.href = window.URL.createObjectURL(blob);
  a.download = 'exported.csv';
  a.click();
  return true;
}