(PHP 5, PHP 7)
mysqli::$connect_errno -- mysqli_connect_errno — Returns the error code from last connect call
Objektorientierter Stil
Prozeduraler Stil
Returns the error code from the last connection attempt.
Diese Funktion besitzt keine Parameter.
An error code for the last connection attempt, if it failed. Zero means no error occurred.
Beispiel #1 $mysqli->connect_errno example
Objektorientierter Stil
<?php
/* @ is used to suppress default error messages */
$mysqli = @new mysqli('localhost', 'fake_user', 'my_password', 'my_db');
if ($mysqli->connect_errno) {
/* Use your preferred error logging method here */
error_log('Connection error: ' . $mysqli->connect_errno);
}
Prozeduraler Stil
<?php
/* @ is used to suppress default error messages */
$link = @mysqli_connect('localhost', 'fake_user', 'my_password', 'my_db');
if (!$link) {
/* Use your preferred error logging method here */
error_log('Connection error: ' . mysqli_connect_errno());
}
Die obigen Bespiele erzeugen folgende Ausgabe:
Connection error: 1045