`mysql_num_rows`

mysql_num_rows
Get number of rows in result

Description

int mysql_num_rows(resource result);

Retrieves the number of rows from a result set. This command is only valid for statements like SELECT or SHOW that return an actual result set. To retrieve the number of rows affected by a INSERT, UPDATE, REPLACE or DELETE query, use mysql_affected_rows.

Parameters

result: The result resource that is being evaluated. This result comes from a call to mysql_query.

Return Values

The number of rows in a result set on success or FALSE on failure.

Examples

Example 20.58. mysql_num_rows example

<?php
$link = mysql_connect('localhost', 'mysql_user', 'mysql_password');
mysql_select_db('database', $link);
$result = mysql_query('SELECT * FROM table1', $link);
$num_rows = mysql_num_rows($result);
echo '$num_rows Rows\n';
?>

Notes

Note

If you use mysql_unbuffered_query, mysql_num_rows will not return the correct value until all the rows in the result set have been retrieved.Note

For backward compatibility, the following deprecated alias may be used: mysql_numrows