note 98109 added to function.isset

just as note: if you want to check isset() with string variables 
<?php
$var='string value';
if(isset($var['somekey']){          //it will be treated as true
echo 'This will be printed';
}
?>
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Server IP: 59.162.86.123
Probable Submitter: 122.164.149.247
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Manual Page -- http://www.php.net/manual/en/function.isset.php
Edit        -- https://master.php.net/note/edit/98109
Del: integrated  -- https://master.php.net/note/delete/98109/integrated
Del: useless     -- https://master.php.net/note/delete/98109/useless
Del: bad code    -- https://master.php.net/note/delete/98109/bad+code
Del: spam        -- https://master.php.net/note/delete/98109/spam
Del: non-english -- https://master.php.net/note/delete/98109/non-english
Del: in docs     -- https://master.php.net/note/delete/98109/in+docs
Del: other reasons-- https://master.php.net/note/delete/98109
Reject      -- https://master.php.net/note/reject/98109
Search      -- https://master.php.net/manage/user-notes.php