previousSibling function
Node?
previousSibling(
- Node node
Implementation
dom.Node? previousSibling(dom.Node node) {
if (node.parentNode == null) return null;
var siblings = node.parentNode!.nodes;
var i = siblings.indexOf(node) - 1;
if (i >= 0) {
var s = siblings[i];
return s;
}
return null;
}