(PECL imagick 2.0.0)
Imagick::setIteratorIndex — Set the iterator position
Set the iterator to the position in the image list specified with the index parameter. This method is available if Imagick has been compiled against ImageMagick version 6.2.9 or newer.
The position to set the iterator to
Returns TRUE on success.
Example #1 Using Imagick::setIteratorIndex():
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();
?>