[PHP-NOTES] note 130576 added to arrayaccess.offsetexists

PHP implementation of isset() will only call offsetExists and will never check offsetGet for null.

This is not 100% clear from the docs.

Relevant bug:
https://bugs.php.net/bug.php?id=41727
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Server IP: 206.189.2.9
Probable Submitter: 82.102.34.70
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Manual Page -- https://php.net/manual/en/arrayaccess.offsetexists.php
Edit        -- https://main.php.net/note/edit/130576
Del: integrated  -- https://main.php.net/note/delete/130576/integrated
Del: useless     -- https://main.php.net/note/delete/130576/useless
Del: bad code    -- https://main.php.net/note/delete/130576/bad+code
Del: spam        -- https://main.php.net/note/delete/130576/spam
Del: non-english -- https://main.php.net/note/delete/130576/non-english
Del: in docs     -- https://main.php.net/note/delete/130576/in+docs
Del: other reasons-- https://main.php.net/note/delete/130576
Reject      -- https://main.php.net/note/reject/130576
Search      -- https://main.php.net/manage/user-notes.php