# ps_close_image

(PECL ps >= 1.1.0)

ps_close_image — Closes image and frees memory

### 说明

ps_close_image ( resource `$psdoc` , int `$imageid` ) : void

Closes an image and frees its resources. Once an image is closed it cannot be used anymore.

### 参数

`psdoc`

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

`imageid`

  Resource identifier of the image as returned by ps_open_image() or ps_open_image_file().

### 返回值

Returns `NULL` on success 或者在失败时返回 `FALSE`.

### 参见

- ps_open_image() - Reads an image for later placement
- ps_open_image_file() - Opens image from file