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key_exists

(PHP 4 >= 4.0.6, PHP 5, PHP 7, PHP 8)

key_exists — Alias of array_key_exists()

This function is an alias of: array_key_exists().

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Anonymous ¶

8 years ago


The key_exists() function has never been deprecated
https://bugs.php.net/bug.php?id=71174

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Anonymous ¶

10 years ago


Deprecated alias, don't use it. Will get removed sooner or later.