mysqli::$connect_error

mysqli_connect_error

(PHP 5, PHP 7)

mysqli::$connect_error -- mysqli_connect_errorReturns a string description of the last connect error

Description

Object oriented style

Procedural style

mysqli_connect_error ( ) : string

Returns the last error message string from the last call to mysqli_connect().

Return Values

A string that describes the error. null is returned if no error occurred.

Examples

Example #1 $mysqli->connect_error example

Object oriented style

<?php
$mysqli = @new mysqli('localhost', 'fake_user', 'my_password', 'my_db');

// Works as of PHP 5.2.9 and 5.3.0.
if ($mysqli->connect_error) {
    die('Connect Error: ' . $mysqli->connect_error);
}
?>

Procedural style

<?php
$link = @mysqli_connect('localhost', 'fake_user', 'my_password', 'my_db');

if (!$link) {
    die('Connect Error: ' . mysqli_connect_error());
}
?>

The above examples will output:

Connect Error: Access denied for user 'fake_user'@'localhost' (using password: YES)

Notes

Warning

The mysqli->connect_error property only works properly as of PHP versions 5.2.9 and 5.3.0. Use the mysqli_connect_error() function if compatibility with earlier PHP versions is required.

See Also

© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/mysqli.connect-error.php