Function existsOne

  • existsOne(
        test: (elem: Element) => boolean,
        nodes: ParentNode | AnyNode[],
    ): boolean

  • Checks if a tree of nodes contains at least one node passing a test.

    Parameters

    • test: (elem: Element) => boolean

      Function to test nodes on.

    • nodes: ParentNode | AnyNode[]

      Array of nodes to search.

    Returns boolean

    Whether a tree of nodes contains at least one node passing the test.

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