* Convert the index of an index in the data array and convert it to the visible * column index (take account of hidden columns) * @param {int}

* Filter the table using both the global filter and column based filtering * @param {object} settings dataTables settings object * @param {objec

* Convert from numeric position to letter for column names in Excel * @param {int} n Column number * @return {string} Column letter(s) name

* Update the indexing for ordering arrays * * @param map Reverse index map * @param order Array to update