PECL apcu >= 4.0.0
apcu_exists - Checks if entry exists
Code Examples

apcu_exists( mixed$keys ): mixed

Checks if one or more APCu entries exist.



A string, or an array of strings, that contain keys.

Return Values

Returns true if the key exists, otherwise false Or if an array was passed to keys, then an array is returned that contains all existing keys, or an empty array if none exist.

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Example of apcu_exists

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Function apcu_exists:

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