Php/docs/function.fbsql-num-rows

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fbsql_num_rows

(PHP 4 >= 4.0.6, PHP 5 < 5.3.0)

fbsql_num_rowsGet number of rows in result


说明

fbsql_num_rows ( resource $result ) : int

Gets the number of rows in the given result set.

This function is only valid for SELECT statements. To retrieve the number of rows returned from a INSERT, UPDATE or DELETE query, use fbsql_affected_rows().


参数

result
fbsql_query()fbsql_db_query() 返回的结果标识符。


返回值

Returns the number of rows returned by the last SELECT statement.


范例

Example #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";?>

参见