fbsql_num_rows

Get number of rows in result (PHP 4 >= 4.0.6, PHP 5)
int fbsql_num_rows ( resource result )

说明

fbsql_num_rows() returns the number of rows in a result set. This command is only valid for SELECT statements. To retrieve the number of rows returned from a INSERT, UPDATE or DELETE query, use fbsql_affected_rows().

例 620. fbsql_num_rows() example

<?php

$link
= fbsql_connect("localhost", "username", "password");
fbsql_select_db("database", $link);

$result = fbsql_query("SELECT * FROM table1;", $link);
$num_rows = fbsql_num_rows($result);

echo
"$num_rows Rows\n";

?>

See also: fbsql_affected_rows(), fbsql_connect(), fbsql_select_db(), and fbsql_query().