How to use

compare

function

in

Array

function index_with_bulk(cb) {
 var bulk_request = [];
 console.log(allDocs.length);
 for (var i = 0; i < allDocs.length; i++) {
  var array1 = Object.keys(allDocs[i]);

  if(array1.compare(fields)) {
   bulk_request.push({index: {_index: STORE.index + 1, _type: STORE.type}});
   bulk_request.push(allDocs[i]);
  }
 }
 var len = 2000;
 console.log(bulk_request.length);
 while (bulk_request.length > 0) {
  var bk = bulk_request.splice(0, len);
  connected(function (client) {
   client.bulk({
    body: bk
   }, function (error, response, status) {
    if (error) {
     console.log(error);
    }
   });
  });
 }
}