mysqli::$connect_errno

mysqli_connect_errno

(PHP 5, PHP 7, PHP 8)

mysqli::$connect_errno -- mysqli_connect_errnoReturns the error code from last connect call

Descrizione

Stile orientato agli oggetti

Stile procedurale

mysqli_connect_errno(): int

Returns the error code from the last connection attempt.

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

An error code for the last connection attempt, if it failed. Zero means no error occurred.

Esempi

Example #1 $mysqli->connect_errno example

Stile orientato agli oggetti

<?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);
}

Stile procedurale

<?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());
}

Vedere anche:

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