var tools = { changeMap: function (arr, k, name) { var data = arr.map(function (items) { if (items[name] && items[name].length) { items[name].map(function (children) { if (Array.isArray(children)) { return children.map(function (res) { res.Y = res.Y * k; return res; }); } else { children.Y = children.Y * k; return children; } }); } }); return data; } }; export default tools;