if (ts.filter.equalFilters) {
                        filtersEqual = ts.filter.equalFilters(c, c.lastSearch, p.currentFilters);
                    } else {
                        // will miss filter changes of the same value in a different column, see #1363
                        filtersEqual = ( c.lastSearch || [] ).join( '' ) !== ( p.currentFilters || [] ).join( '' );