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# ifx_num_rows

(PHP 3 >= 3.0.3, PHP 4, PHP 5)

ifx_num_rows -- Count the rows already fetched from a query

## 说明

int ifx_num_rows ( resource result_id )

Gives the number of rows fetched so far for a query with `result_id` after a ifx_query() or ifx_do() query.

## 参数

`result_id`

  `result_id` is a valid resultid returned by ifx_query() or ifx_prepare() (select type queries only!).

## 返回值

Returns the number of fetched rows or `FALSE` on errors.

## 参见

ifx_num_fields()

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