# ps_close

(PECL ps >= 1.1.0)

ps_close — Closes a PostScript document

### 说明

ps_close(resource `$psdoc`): bool

Closes the PostScript document.

This function writes the trailer of the PostScript document. It also writes the bookmark tree. ps_close() does not free any resources, which is done by ps_delete().

This function is also called by ps_delete() if it has not been called before.

### 参数

`psdoc`

  Resource identifier of the postscript file as returned by ps_new().

### 返回值

成功时返回 `true`， 或者在失败时返回 `false`。

### 参见

- ps_open_file() - Opens a file for output
- ps_delete() - Deletes all resources of a PostScript document

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