mysqli::$connect_error

mysqli_connect_error

(PHP 5, PHP 7, PHP 8)

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

Description

Object-oriented style

Procedural style

mysqli_connect_error(): ?string

Returns the error message from the last connection attempt.

Parameters

This function has no parameters.

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

<?phpmysqli_report(MYSQLI_REPORT_OFF);/* @ is used to suppress warnings */$mysqli = @new mysqli('localhost', 'fake_user', 'wrong_password', 'does_not_exist');if ($mysqli->connect_error) {    /* Use your preferred error logging method here */    error_log('Connection error: ' . $mysqli->connect_error);}

Procedural style

<?phpmysqli_report(MYSQLI_REPORT_OFF);/* @ is used to suppress warnings */$link = @mysqli_connect('localhost', 'fake_user', 'wrong_password', 'does_not_exist');if (!$link) {    /* Use your preferred error logging method here */    error_log('Connection error: ' . mysqli_connect_error());}

See Also