functions.php
function image_alt_tag( $image = null )
{
if( $image == null ) return;
echo $image['alt'] ? $image['alt'] : $image['title'] ? $image['title'] : 'No ALT-Tag';
}
within the wp loop
<?php $images = get_field( 'gallery' ); ?>
<?php if( $images ): ?>
<?php foreach( $images as $image ): ?>
<img src="<?=$image['url']?>" alt="<?php image_alt_tag( $image ); ?>" />
<?php endforeach; ?>
<?php else: ?>
<p>No images</p>
<?php endif;?>
I do not know what your theme or template looks like. I have not explained anything, but you are welcome to ask if something is not understandable.
