import “selection”; import “enter”;
d3_selection_enterPrototype.insert = function(name, before) {
if (arguments.length < 2) before = d3_selection_enterInsertBefore(this); return d3_selectionPrototype.insert.call(this, name, before);
};
function d3_selection_enterInsertBefore(enter) {
var i0, j0; return function(d, i, j) { var group = enter[j].update, n = group.length, node; if (j != j0) j0 = j, i0 = 0; if (i >= i0) i0 = i + 1; while (!(node = group[i0]) && ++i0 < n); return node; };
}