|
Последние активные темы форума |
|
maxdb_num_rows
(no version information, might be only in CVS) maxdb_num_rows --
Gets the number of rows in a result
DescriptionПроцедурный стиль: mixed maxdb_num_rows ( resource result ) Returns the number of rows in the result set.
The use of maxdb_num_rows() depends on whether you use
buffered or unbuffered result sets.
In case you use unbuffered resultsets maxdb_num_rows()
will not correct the correct number of rows until all the rows in the result
have been retrieved.
Возвращаемые значенияReturns number of rows in the result set.
Замечание:
If the number of rows is greater than maximal int value, the number
will be returned as a string.
Example
Пример 1. Процедурный стиль
<?php
$link
=
maxdb_connect
(
"localhost"
,
"MONA"
,
"RED"
);
/* check connection */
if (
maxdb_connect_errno
()) {
printf
(
"Connect failed: %s\n"
,
maxdb_connect_error
());
exit();
}
if (
$result
=
maxdb_query
(
$link
,
"SELECT cno, name FROM hotel.customer ORDER BY name"
)) {
/* determine number of rows result set */
$row_cnt
=
maxdb_num_rows
(
$result
);
printf
(
"Result set has %d rows.\n"
,
$row_cnt
);
/* close result set */
maxdb_free_result
(
$result
);
}
/* close connection */
maxdb_close
(
$link
);
?>
|
|
The above examples would produce the following output:
|