# yaz_present

(PHP 4 >= 4.0.5, PECL yaz >= 0.9.0)

yaz_present — Prepares for retrieval (Z39.50 present)

### 说明

yaz_present(resource `$id`): bool

This function prepares for retrieval of records after a successful search.

The yaz_range() function should be called prior to this function to specify the range of records to be retrieved.

### 参数

`id`

  The connection resource returned by yaz_connect().

### 返回值

成功时返回 `true`， 或者在失败时返回 `false`。

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