(PECL imagick 2, PECL imagick 3)
Imagick::getIteratorIndex — Gets the index of the current active image
Returns the index of the current active image within the Imagick object. 此方法在Imagick基于ImageMagick 6.2.9以上版本編譯時(shí)可用。
此函數沒(méi)有參數。
Returns an integer containing the index of the image in the stack.
錯誤時(shí)拋出 ImagickException。
示例 #1 Using Imagick::getIteratorIndex():
Create images, set and get the iterator index
<?php
$im = new Imagick();
$im->newImage(100, 100, new ImagickPixel("red"));
$im->newImage(100, 100, new ImagickPixel("green"));
$im->newImage(100, 100, new ImagickPixel("blue"));
$im->setIteratorIndex(1);
echo $im->getIteratorIndex();
?>