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# fbsql_num_rows

(PHP 4 >= 4.0.6, PHP 5)

fbsql_num_rows -- Get number of rows in result

## 说明

int fbsql_num_rows ( resource result )

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`

  A result identifier returned by fbsql_query() or fbsql_db_query().

## 返回值

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

## 范例

例 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

fbsql_affected_rows()
fbsql_connect()
fbsql_select_db()
fbsql_query()

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