note 106714 added to function.mysql-num-rows
| From: | Ap dot Muthu at osu1 dot php dot net | Date: | Wed, 30 Nov 2011 13:06:16 +0000 |
| Subject: | note 106714 added to function.mysql-num-rows | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-184819@lists.php.net to get a copy of this message | ||
If the result of a mysql_query() returns an empty recordset, then it needs to be checked with:
$sql="SELECT * FROM mytable";
$result=mysql_query($sql);
if (mysql_num_rows($result) == -) {
// Empty record set code
} else {
// Valid recordsets code
}
----
Server IP: 69.147.83.197
Probable Submitter: 117.211.88.180
----
Manual Page -- http://www.php.net/manual/en/function.mysql-num-rows.php
Edit -- https://master.php.net/note/edit/106714
Del: integrated -- https://master.php.net/note/delete/106714/integrated
Del: useless -- https://master.php.net/note/delete/106714/useless
Del: bad code -- https://master.php.net/note/delete/106714/bad+code
Del: spam -- https://master.php.net/note/delete/106714/spam
Del: non-english -- https://master.php.net/note/delete/106714/non-english
Del: in docs -- https://master.php.net/note/delete/106714/in+docs
Del: other reasons-- https://master.php.net/note/delete/106714
Reject -- https://master.php.net/note/reject/106714
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