Constructor
new ElementsTreeWalker(startNodeopt, rootopt)
- Source:
Create an elements tree walker.
Parameters:
| Name | Type | Attributes | Description |
|---|---|---|---|
startNode |
Node | external:Node |
<optional> |
|
root |
Node | external:Node |
<optional> |
Extends
Methods
firstChild() → (nullable) {Node}
- Source:
- Overrides:
Go to the first child node.
Returns:
- Type
- Node
lastChild() → (nullable) {Node}
- Source:
- Overrides:
Go to the last child node.
Returns:
- Type
- Node
nextNode() → (nullable) {Node}
- Source:
- Overrides:
Go to the next node (don't confuse with the next sibling).
Returns:
- Type
- Node
nextSibling() → (nullable) {Node}
- Source:
- Overrides:
Go to the next sibling node.
Returns:
- Type
- Node
parentNode() → (nullable) {Node}
- Source:
- Overrides:
Go to the parent node.
Returns:
- Type
- Node
previousNode() → (nullable) {Node}
- Source:
- Overrides:
Go to the previous node (don't confuse with the previous sibling).
Returns:
- Type
- Node
previousSibling() → (nullable) {Node}
- Source:
- Overrides:
Go to the previous sibling node.
Returns:
- Type
- Node
(protected) tryMove(prop) → (nullable) {Node}
- Source:
- Overrides:
Try changing the current node to a node specified by the property.
Parameters:
| Name | Type | Description |
|---|---|---|
prop |
string |
Returns:
- Type
- Node