What is WordPress Hook: image_add_caption_text
The image_add_caption_text hook in WordPress is used to add custom text to image captions. It allows developers to modify the text that is displayed as the caption for an image.
Understanding the Hook: image_add_caption_text
The image_add_caption_text hook is located within the process of adding a caption to an image in WordPress. It is called when an image is being processed to display a caption, allowing developers to modify the caption text before it is displayed on the website.
Hook Parameters (if applicable): image_add_caption_text
The image_add_caption_text hook does not accept any parameters. It simply allows developers to modify the caption text directly.
Hook Doesn’t Work: image_add_caption_text
If the image_add_caption_text hook is not working as expected, it could be due to a conflict with other plugins or themes that are also modifying image captions. It is recommended to deactivate other plugins and switch to a default theme to see if the issue persists. Additionally, checking for any syntax errors in the code that is using the hook is also important.
Best Practices & Usage Notes (if applicable): image_add_caption_text
When using the image_add_caption_text hook, it is important to keep in mind that any modifications made to the caption text will be applied globally to all images on the website. It is recommended to use this hook sparingly and to thoroughly test any changes before deploying them to a live website.
Usage Example: image_add_caption_text
“`php
function custom_image_caption_text( $caption, $attachment_id ) {
// Modify the caption text here
$modified_caption = $caption . ‘ – Custom Text’;
return $modified_caption;
}
add_filter( ‘image_add_caption_text’, ‘custom_image_caption_text’, 10, 2 );
“`
