function db_num_rows in Drupal 4

Same name in this branch

1. 4 includes/database.mysqli.inc \db_num_rows()
2. 4 includes/database.mysql.inc \db_num_rows()
3. 4 includes/database.pgsql.inc \db_num_rows()

Same name and namespace in other branches

1. 5 includes/database.mysqli.inc \db_num_rows()
2. 5 includes/database.mysql.inc \db_num_rows()
3. 5 includes/database.pgsql.inc \db_num_rows()

Determine how many result rows were found by the preceding query.

Parameters

$result: A database query result resource, as returned from db_query().

Return value

The number of result rows.

Related topics

30 calls to db_num_rows()

aggregator_parse_feed in modules/aggregator.module

archive_page in modules/archive.module

Menu callback; lists all nodes posted on a given date.

block_admin_configure_validate in modules/block.module

block_box_add_validate in modules/block.module

blog_block in modules/blog.module

Implementation of hook_block().

... See full list

File

includes/database.mysqli.inc, line 155

Database interface code for MySQL database servers using the mysqli client libraries. mysqli is included in PHP 5 by default and allows developers to use the advanced features of MySQL 4.1.x, 5.0.x and beyond.

Code

function db_num_rows($result) {
  if ($result) {
    return mysqli_num_rows($result);
  }
}