mysqli::$connect_errno
mysqli_connect_errno
Returns the error code from last connect call
Description
Object-oriented style
int$mysqli->connect_errno;
Procedural style
int mysqli_connect_errno()
Parameters
This function has no parameters.
Return Values
An error code for the last connection attempt, if it failed.
Zero means no error occurred.
Examples
Example #1 $mysqli->connect_errno example
<?php
mysqli_report(MYSQLI_REPORT_OFF);
/* @ is used to suppress warnings */
$mysqli = @new mysqli('localhost', 'fake_user', 'wrong_password', 'does_not_exist');
if ($mysqli->connect_errno) {
/* Use your preferred error logging method here */
error_log('Connection error: ' . $mysqli->connect_errno);
}
<?php
mysqli_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_errno());
}
See Also
- mysqli_connect
- mysqli_connect_error
- mysqli_errno
- mysqli_error
- mysqli_sqlstate