PHP 手冊
前一頁 |  | 下一頁

# maxdb_stmt_num_rows

(no version information, might be only in CVS)

maxdb_stmt_num_rows -- Return the number of rows in statements result set

## Description

Procedural style :

mixed maxdb_stmt_num_rows ( resource stmt )

Returns the number of rows in the result set.

## Return values

An integer representing the number of rows in result set.

## See also

maxdb_stmt_affected_rows(), maxdb_prepare(), maxdb_stmt_store_result()

## Example

範例 1. Procedural style

`<?php
/* Open a connection */
$link = maxdb_connect("localhost", "MONA", "RED");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT zip, name FROM hotel.city ORDER BY name";
if ($stmt = maxdb_prepare($link, $query)) {
/* execute query */
maxdb_stmt_execute($stmt);
/* store result */
maxdb_stmt_store_result($stmt);
printf("Number of rows: %d.\n", maxdb_stmt_num_rows($stmt));
/* close statement */
maxdb_stmt_close($stmt);
}
/* close connection */
maxdb_close($link);
?>`

The above examples would produce the following output:

    Number of rows: -1.

前一頁 | 內容 | 下一頁
maxdb_stmt_init | 上一層 | maxdb_stmt_param_count