PHP | Imagick hasNextImage() Function

The Imagick::hasNextImage() function is an inbuilt function in PHP which is used to check if the object has more images.

Syntax:

bool Imagick::hasNextImage( void )

Parameters: This function doesn’t accepts any parameter.

Return Value: This function returns a boolean value containing TRUE if the object has more images when traversing the list in the forward direction or FALSE if there are none.

Exceptions: This function throws ImagickException on error.

Below given programs illustrate the Imagick::hasNextImage() function in PHP:

Program 1:

<?php

// Create a new imagick object
$imagick = new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png');

// Checking if there is any next image
$hasNextImage = $imagick->hasNextImage();

if ($hasNextImage) {
    echo 'Yes, next image is there.';
} else {
    echo 'No, there is no next image.';
}
?>

Output:

No, there is no next image.

Program 2:

<?php

// Create a new imagick object
$imagick = new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png');

// Add a image to imagick object
$imagick->addImage(new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png'));

// Move the cursor to first image
$imagick->setIteratorIndex(0);

// Checking if there is any next image
$hasNextImage = $imagick->hasNextImage();

if ($hasNextImage) {
    echo 'Yes, next image is there.';
} else {
    echo 'No, there is no next image.';
}
?>

Output:

Yes, next image is there.

Reference: https://www.php.net/manual/en/imagick.hasnextimage.php