PHP - Manual: ingres_errno
2024-12-22
(PECL ingres >= 1.1.0)
ingres_errno — Get the last Ingres error number generated
$link
] ) : intReturns an integer containing the last error number. If no error was reported 0 is returned.
If a link
resource is passed to
ingres_errno() it returns the last error recorded for
the link. If no link is passed, then ingres_errno()
returns the last error reported using the default link.
The function, ingres_errno(), should always be called after executing a database query. Calling another function before ingres_errno() is called will reset or change any error code from the last Ingres function call.
link
The connection link identifier
Returns an integer containing the last error number. If no error was reported, 0 is returned.
Example #1 Get the last Ingres error number generated
<?php
$link = ingres_connect($database, $user, $password);
$result = ingres_query($link, "select * from table");
$error_code = ingres_errno($link);
if ( $error_code != 0 ) {
echo "An error occurred - " . $error_code;
}
?>
官方地址:https://www.php.net/manual/en/function.ingres-errno.php