PHP | Imagick setIteratorIndex() Function
Last Updated :
28 Nov, 2019
The Imagick::setIteratorIndex() function is an inbuilt function in PHP which is used to set the image iterator position. This is an alternative for setImageIndex() function.
Syntax:
bool Imagick::setIteratorIndex( int $index )
Parameters: This function accepts a single parameter $index which holds the index.
Return Value: This function returns TRUE on success.
Exceptions: This function throws ImagickException on error.
Below given programs illustrate the Imagick::setIteratorIndex() function in PHP:
Program 1:
<?php
$imagick = new Imagick(
$imagick ->addImage( new Imagick(
$imagick ->setIteratorIndex(0);
header( "Content-Type: image/png" );
echo $imagick ->getImageBlob();
?>
|
Output:
Program 2:
<?php
$imagick = new Imagick(
$imagick ->addImage( new Imagick(
$imagick ->addImage( new Imagick(
$imagick ->setIteratorIndex(1);
$index = $imagick ->getIteratorIndex();
echo $index ;
?>
|
Output:
1
Reference: https://www.php.net/manual/en/imagick.setiteratorindex.php
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