# imagegrabscreen

(PHP 5 >= 5.2.2, PHP 7)

imagegrabscreen — Captures the whole screen

### 说明

imagegrabscreen ( void ) : resource

Grabs a screenshot of the whole screen.

> Note:

> This function is only available on Windows.

### 返回值

Returns an image resource identifier on success, `FALSE` on failure.

### 范例

Example #1 imagegrabscreen() example

This example demonstrates how to take a screenshot of the current screen and save it as a png image.

    <?php
    $im = imagegrabscreen();
    imagepng($im, "myscreenshot.png");
    imagedestroy($im);
    ?>

### 参见

- imagegrabwindow() - Captures a window