PHP | Imagick setIteratorIndex() Function Last Updated : 28 Nov, 2019 Comments Improve Suggest changes Like Article Like Report 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 <?php // Create a new imagick object $imagick = new Imagick( 'https://media.geeksforgeeks.org/wp-content/uploads/20190918234528/colorize1.png'); // Add two more images in the same imagick object $imagick->addImage( new Imagick( 'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png')); // Currently Cursor is at 1 // Set the Index to 0 $imagick->setIteratorIndex(0); // getImageBlob should show last added image but // cursor is set to 0 thus it shows first image header("Content-Type: image/png"); echo $imagick->getImageBlob(); ?> Output: Program 2: php <?php // Create a new imagick object $imagick = new Imagick( 'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png'); // Add two more images in the same imagick object $imagick->addImage( new Imagick( 'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png')); $imagick->addImage( new Imagick( 'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png')); // Currently Cursor is at 2 // Set the Index to 1 $imagick->setIteratorIndex(1); // Get the Index $index = $imagick->getIteratorIndex(); echo $index; ?> Output: 1 Reference: https://www.php.net/manual/en/imagick.setiteratorindex.php Comment More infoAdvertise with us Next Article PHP | Imagick setIteratorIndex() Function gurrrung Follow Improve Article Tags : Web Technologies PHP PHP-function PHP-Imagick Similar Reads PHP | Imagick setLastIterator() Function The Imagick::setLastIterator() function is an inbuilt function in PHP which is used to set the Imagick iterator to the last image. 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