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이 문서에서는 PHP 중국어 웹사이트 매뉴얼 풀어 주다
All SAMConnection methods that provide access to messaging operations
return FALSE
if an error occurred in processing the request.
In addition the SAMConnection object has two properties, "errno"
and "error", that provide respectively the error number and
text description of the last error to occur on the connection.
Example #1 Handling an error from a method that returns no result
<?php
if (! $conn -> commit ()) {
// The commit failed!
echo "Commit failed ( $conn -> errno ) $conn -> error " ;
}
?>
Example #2 Handling an error from a method that returns a result
<?php
$correlid = $conn -> send ( 'queue://send/test' , $msg );
if (! $correlid ) {
// The Send failed!
echo "Send failed ( $conn -> errno ) $conn -> error " ;
} else {
}
?>