maxdb_errno
maxdb::errno
(PECL maxdb >= 1.0)
maxdb_errno -- maxdb::errno — Returns the error code for the most recent function call
說明
程序化風格
int maxdb_errno
( resource
$link
)物件導向風格
int $maxdb->errno;
The maxdb_errno() function will return the last error code for
the most recent MaxDB function call that can succeed or fail with respect to the
database link defined by the link parameter. If no errors
have occurred, this function will return zero.
回傳值
An error code value for the last call, if it failed. zero means no error occurred.
範例
Example #1 物件導向風格
<?php
$maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
if (!$maxdb->query("SELECT xxx FROM hotel.city")) {
printf("Errorcode: %d\n", $maxdb->errno);
}
/* close connection */
$maxdb->close();
?>
Example #2 程序化風格
<?php
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
if (!maxdb_query($link, "SELECT xxx FROM hotel.city")) {
printf("Errorcode: %d\n", maxdb_errno($link));
}
/* close connection */
maxdb_close($link);
?>
上例的輸出類似於：
PHP Warning: maxdb_query(): -4005 POS(8) Unknown column name:XXX [42000] <...> Errorcode: -4005
參見
- maxdb_connect_errno() - Returns the error code from last connect call
- maxdb_connect_error() - Returns a string description of the last connect error
- maxdb_error() - Returns a string description of the last error
- maxdb_sqlstate() - Returns the SQLSTATE error from previous MaxDB operation
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