NodeInterface
Extends ImmutableNodeInterfaceInterface for a node class
| since |
4.0.0 |
|---|---|
| package |
Joomla CMS |
Methods
addChild
Add child to this node
addChild(\Joomla\CMS\Tree\NodeInterface child) : void
If the child already has a parent, the link is unset
| since |
4.0.0 |
|---|
Arguments
- child
\Joomla\CMS\Tree\NodeInterfaceThe child to be added.
getChildren
Get the children of this node
getChildren(bool recursive = false) : \Joomla\CMS\Tree\NodeInterface[]
| since |
4.0.0 |
|---|
Arguments
- recursive
boolFalse by default
Response
\Joomla\CMS\Tree\NodeInterface[]The children
getParent
Get the parent of this node
getParent() : \Joomla\CMS\Tree\NodeInterface|null
| since |
4.0.0 |
|---|
Response
\Joomla\CMS\Tree\NodeInterface|null
getRoot
Get the root of the tree
getRoot() : \Joomla\CMS\Tree\ImmutableNodeInterface
| since |
4.0.0 |
|---|
Response
\Joomla\CMS\Tree\ImmutableNodeInterface
getSibling
Returns the right or left sibling of a node
getSibling(bool right = true) : \Joomla\CMS\Tree\NodeInterface|null
| since |
4.0.0 |
|---|
Arguments
- right
boolIf set to false, returns the left sibling
Response
\Joomla\CMS\Tree\NodeInterface|nullNodeInterface object of the sibling.
hasChildren
Test if this node has children
hasChildren() : bool
| since |
4.0.0 |
|---|
Response
boolTrue if there is a child
hasParent
Test if this node has a parent
hasParent() : bool
| since |
4.0.0 |
|---|
Response
boolTrue if there is a parent
removeChild
Remove a specific child
removeChild(\Joomla\CMS\Tree\NodeInterface child) : void
| since |
4.0.0 |
|---|
Arguments
- child
\Joomla\CMS\Tree\NodeInterfaceChild to remove
setParent
Set the parent of this node
setParent(\Joomla\CMS\Tree\NodeInterface|null parent) : void
If the node already has a parent, the link is unset
| since |
4.0.0 |
|---|
Arguments
- parent
\Joomla\CMS\Tree\NodeInterface|nullNodeInterface for the parent to be set or null
setSibling
Function to set the left or right sibling of a node
setSibling(\Joomla\CMS\Tree\NodeInterface sibling, bool right = true) : void
| since |
4.0.0 |
|---|
Arguments
- sibling
\Joomla\CMS\Tree\NodeInterfaceNodeInterface object for the sibling- right
boolIf set to false, the sibling is the left one