AnyChart
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    class anychart.data.Tree.DataItem Improve this Doc

    Tree data item.

    Methods Overview

    Data
    addChild()Adds a child.
    addChildAt()Inserts a child into a specified position.
    del()Removes from data by specified path.
    get()Gets a value from data by key.
    getChildAt()Gets the child by index.
    getChildren()Returns a copy of children array of current data item.
    getParent()Gets a data item's parent.
    indexOfChild()Gets index of child in a children array.
    meta()Metadata settings.
    numChildren()Returns a length of children array.
    remove()Removes data item.
    removeChild()Removes data item's child.
    removeChildAt()Removes child at specified position.
    removeChildren()Removes children.
    set()Sets a value to the data by path.

    Methods Description

    addChild

    addChild(child)

    Adds a child.

    Params:

    NameTypeDescription
    childObject | anychart.data.Tree.DataItemChild for add.

    Returns:

    anychart.data.Tree.DataItem - Self instance for method chaining.

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    addChildAt

    addChildAt(child, index)

    Inserts a child into a specified position.
    Please make sure that child has not inner cycles to avoid stack overflow exception.

    Params:

    NameTypeDescription
    childObject | anychart.data.Tree.DataItem | anychart.data.TreeView.DataItemChild for add.
    indexnumberPosition for add child.

    Returns:

    anychart.data.Tree.DataItem - Self instance for method chaining.

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    del

    del(var_args)Since version 7.9.0

    Removes from data by specified path.

    Params:

    NameTypeDescription
    var_args*Path to set.

    Returns:

    anychart.data.Tree.DataItem - Self instance for method chaining.

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    get

    get(key)

    Gets a value from data by key.

    Params:

    NameTypeDescription
    keystringKey.

    Returns:

    * - value Value.

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    getChildAt

    getChildAt(index)

    Gets the child by index.

    Params:

    NameTypeDescription
    indexnumberIndex of child to find.

    Returns:

    anychart.data.Tree.DataItem | undefined - Child into a specified position.

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    getChildren

    getChildren()

    Returns a copy of children array of current data item.

    Returns:

    Array.<anychart.data.Tree.DataItem> - Copy of children array.

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    getParent

    getParent()

    Gets a data item's parent.

    Returns:

    anychart.data.Tree.DataItem - Parent.

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    indexOfChild

    indexOfChild(child)

    Gets index of child in a children array.

    Params:

    NameTypeDescription
    childanychart.data.Tree.DataItem | anychart.data.TreeView.DataItemChild for getting of index.

    Returns:

    number - Index of child.

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    meta

    meta(key)

    Getter for a meta data.

    Params:

    NameTypeDescription
    keystringKey.

    Returns:

    * - Value.

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    meta(key, value)

    Setter for a meta data.

    Params:

    NameTypeDescription
    keystringKey.
    value*Value.

    Returns:

    * - Value.

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    numChildren

    numChildren()

    Returns a length of children array.

    Returns:

    number - Number of children.

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    remove

    remove()

    Removes data item.

    Returns:

    anychart.data.Tree.DataItem - Self instance for method chaining.

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    removeChild

    removeChild(child)

    Removes data item's child.

    Params:

    NameTypeDescription
    childanychart.data.Tree.DataItemChild for removal.

    Returns:

    anychart.data.Tree.DataItem - Removed element or null.

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    removeChildAt

    removeChildAt(index)

    Removes child at specified position.

    Params:

    NameTypeDescription
    indexnumberIndex of item for removal.

    Returns:

    anychart.data.Tree.DataItem - Removed item or null if item is not found.

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    removeChildren

    removeChildren()

    Removes children.

    Returns:

    anychart.data.Tree.DataItem - Self instance for method chaining.

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    set

    set(var_args)

    Sets a value to the data by path.

    Params:

    NameTypeDescription
    var_args*Path to set.

    Returns:

    anychart.data.Tree.DataItem - Self instance for method chaining.

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