function(index) {
        var me = this,
            items = me.items,
            keys = me.keys,
            all = me.all,
            item, key;

        if (index < me.length && index >= 0) {
            item = items[index];
            key = keys[index];

            if (typeof key != 'undefined') {
                delete me.map[key];
            }

            Ext.Array.erase(items, index, 1);
            Ext.Array.erase(keys, index, 1);
            Ext.Array.remove(all, item);

            delete me.indices[key];

            me.length--;

            this.dirtyIndices = true;

            return item;
        }

        return false;
    }
function(index) {
        var me = this,
            items = me.items,
            keys = me.keys,
            all = me.all,
            item, key;

        if (index < me.length && index >= 0) {
            item = items[index];
            key = keys[index];

            if (typeof key != 'undefined') {
                delete me.map[key];
            }

            Ext.Array.erase(items, index, 1);
            Ext.Array.erase(keys, index, 1);
            Ext.Array.remove(all, item);

            delete me.indices[key];

            me.length--;

            this.dirtyIndices = true;

            return item;
        }

        return false;
    }
function ( index ) { var me = this , items = me . items , keys = me . keys , all = me . all , item , key ; if ( index < me . length && index >= 0 ) { item = items [ index ] ; key = keys [ index ] ; if ( typeof key != 'undefined' ) { delete me . map [ key ] ; } Ext . Array . erase ( items , index , 1 ) ; Ext . Array . erase ( keys , index , 1 ) ; Ext . Array . remove ( all , item ) ; delete me . indices [ key ] ; me . length -- ; this . dirtyIndices = true ; return item ; } return false ; }
Remove an item from a specified index in the collection. Fires the {@link #remove} event when complete.
@param {Number} index The index within the collection of the item to remove.
@return {Object} The item removed or `false` if no item was removed.
Remove an item from a specified index in the collection . Fires the {