# imagesetclip

(PHP 7 >= 7.2.0)

imagesetclip — Set the clipping rectangle

### 说明

imagesetclip ( resource `$im` , int `$x1` , int `$y1` , int `$x2` , int `$y2` ) : bool

imagesetclip() sets the current clipping rectangle, i.e. the area beyond which no pixels will be drawn.

### 参数

`image`

  由图象创建函数(例如imagecreatetruecolor())返回的图象资源。

`x1`

  The x-coordinate of the upper left corner.

`y1`

  The y-coordinate of the upper left corner.

`x2`

  The x-coordinate of the lower right corner.

`y2`

  The y-coordinate of the lower right corner.

### 返回值

成功时返回 `TRUE`， 或者在失败时返回 `FALSE`。

### 参见

- imagegetclip() - Get the clipping rectangle