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Returns the error code from last connect call (PHP 5)
int mysqli_connect_errno ( )

Returns the last error code number from the last call to mysqli_connect().


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.

Return Values

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


Example 1478. mysqli_connect_errno() example


= @mysqli_connect("localhost", "nonexisting_user", "");

if (!
$link) {
printf("Can't connect to localhost. Errorcode: %d\n", mysqli_connect_errno());