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Kirby 5.0.0

$collection->keyOf()

Tries to find the key for the given element

$collection->keyOf(TValue $needle): int|string|false

Parameters

Name Type Default Description
$needlerequired TValue no default value the element to search for

Return types

intorstringorfalse

the name of the key or false

Parent class

Kirby\Cms\Collection inherited from Kirby\Toolkit\Iterator