fbsql_num_rows

Description

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().

例子 1. 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().