api/extjs/browser-part/e-br.js
function getStoreData(storeId, field) {
      var arr = Ext.StoreManager.get(storeId).getRange();
      var res = arr.map(function (elem) {
        return elem[field];
      });
      return res;
    }
function getStoreData(storeId, field) {
      var arr = Ext.StoreManager.get(storeId).getRange();
      var res = arr.map(function (elem) {
        return elem[field];
      });
      return res;
    }
function getStoreData ( storeId , field ) { var arr = Ext . StoreManager . get ( storeId ) . getRange ( ) ; var res = arr . map ( function ( elem ) { return elem [ field ] ; } ) ; return res ; }
If field is omited - all data will be fetched.
If field is omited - all data will be fetched .