PHP mysql_error() Function
 Complete PHP MySQL Reference
Definition and Usage
The mysql_error() function returns the error description of the last MySQL
operation.
This function returns an empty string ("") if no error occurs.
Syntax
| Parameter |
Description |
| connection |
Optional. Specifies the MySQL connection. If not specified,
the last connection opened by mysql_connect() or mysql_pconnect() is used. |
Example
In this example we will try to log on to a MySQL server with the wrong
username and password:
<?php
$con = mysql_connect("localhost","wrong_user","wrong_pwd");
if (!$con)
{
die(mysql_error());
}
mysql_close($con);
?>
|
The output of the code above could be:
Access denied for user 'wrong_user'@'localhost'
(using password: YES)
|
Complete PHP MySQL Reference
 |
|
Get Your Diploma!
W3Schools' Online Certification Program is the perfect solution for busy
professionals who need to balance work, family, and career building.
The HTML Certificate is for developers who want to document their knowledge of HTML, XHTML, and CSS.
The ASP Certificate is for developers who want to document their knowledge of ASP, SQL, and ADO.
|
|
Printer friendly page
