# Imagick::appendImages

(PECL imagick 2, PECL imagick 3)

Imagick::appendImages — Append a set of images

### 说明

public Imagick::appendImages(bool `$stack`): Imagick

Append a set of images into one larger image.

### 参数

`stack`

  Whether to stack the images vertically. By default (or if `false` is specified) images are stacked left-to-right. If `stack` is `true`, images are stacked top-to-bottom.

### 返回值

Returns Imagick instance on success.

### 错误／异常

错误时抛出 ImagickException。

### 示例

示例 #1 Imagick::appendImages() example

`<?php
/* Create new imagick object */
$im = new Imagick();
/* create red, green and blue images */
$im->newImage(100, 50, "red");
$im->newImage(100, 50, "green");
$im->newImage(100, 50, "blue");
/* Append the images into one */
$im->resetIterator();
$combined = $im->appendImages(true);
/* Output the image */
$combined->setImageFormat("png");
header("Content-Type: image/png");
echo $combined;
?>`

以上示例的输出类似于：

`↑` and `↓` to navigate • `Enter` to select • `Esc` to close • `/` to open