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PHP mysql_affected_rows() Function

PHP MySQL Reference Complete PHP MySQL Reference

Definition and Usage

The mysql_affected_rows() function returns the number of affected rows in the previous MySQL operation.

This function returns the number of affected rows on success, or -1 if the last operation failed.

Syntax

mysql_affected_rows(connection)

Parameter Description
connection Optional. Specifies the MySQL connection. If not specified, the last connection opened by mysql_connect() or mysql_pconnect() is used.

Example

<?php
$con = mysql_connect("localhost","mysql_user","mysql_pwd");
if (!$con)
  {
  die("Could not connect: " . mysql_error());
  }

mysql_select_db("mydb");
mysql_query("DELETE FROM mytable WHERE id < 5");
$rc = mysql_affected_rows();
echo "Records deleted: " . $rc;

mysql_close($con);
?>

The output of the code above could be:

Records deleted: 4

PHP MySQL Reference Complete PHP MySQL Reference
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