问将交叉过滤器数据集导出到dc.js中的excel

EN

function groupArrayAdd(keyfn) {
            var bisect = d3.bisector(keyfn);
            return function (elements, item) {
                var pos = bisect.right(elements, keyfn(item));
                elements.splice(pos, 0, item);
                return elements;
            };
        }
function groupArrayRemove(keyfn) {
            var bisect = d3.bisector(keyfn);
            return function (elements, item) {
                var pos = bisect.left(elements, keyfn(item));
                if (keyfn(elements[pos]) === keyfn(item))
                    elements.splice(pos, 1);
                return elements;
            };
        }
function groupArrayInit() {
            return [];
        }

var facts = crossfilter(data);  //pass your mater dataset here.
var filteredRows = facts.groupAll().reduce(
  groupArrayAdd(dc.pluck('shift')),
  groupArrayRemove(dc.pluck('shift')),
  groupArrayInit}
);