mysqli_connect

Manuale PHP
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(PHP 5)

mysqli_connect_errno -- Returns the error code from last connect call

Description

int mysqli_connect_errno ( void )

The mysqli_connect_errno() function will return the last error code number for last call to mysqli_connect(). If no errors have occured, this function will return zero.

Nota: Client error message numbers are listed in the MySQL errmsg.h header file, server error message numbers are listed in mysqld_error.h. In the MySQL source distribution you can find a complete list of error messages and error numbers in the file Docs/mysqld_error.txt.

Valori restituiti

An error code value for the last call to mysqli_connect(), if it failed. zero means no error occurred.

Vedere anche:

mysqli_connect(), mysqli_connect_error(), mysqli_errno(), mysqli_error() e mysqli_sqlstate().

Esempi

Esempio 1. mysqli_connect_errno sample
<?php $link = @mysqli_connect("localhost", "nonexisting_user", ""); if (!$link) { printf("Can't connect to localhost. Errorcode: %d\n", mysqli_connect_errno()); } ?>

Indietro	Partenza	Avanti
mysqli_commit	Risali	mysqli_connect_error