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Kirby 5.1.2

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    $nestCollection->keyOf()

    Tries to find the key for the given element

    $nestCollection->keyOf(Kirby\Cms\NestObject|Kirby\Content\Field $needle): int|string|false

    Parameters

    Name Type Default Description
    $needlerequired Kirby\Cms\NestObjectorKirby\Content\Field no default value the element to search for

    Return types

    intorstringorfalse

    the name of the key or false

    This method modifies the existing $nestcollection object it is applied to and returns it again.

    Parent class

    Kirby\Cms\NestCollection inherited from Kirby\Toolkit\Iterator