Append a set of images

# Imagick::appendImages

(PECL imagick 2, PECL imagick 3)

Imagick::appendImages — Append a set of images

### 说明

public function 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：

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