wp_get_attachment_image_sizes()
Function: Retrieves the value for an image attachment’s ‘sizes’ attribute.
Source: wp-includes/media.php:1233
wp_calculate_image_sizes()
Function: Creates a ‘sizes’ attribute value for an image.
Source: wp-includes/media.php:1265
wp_calculate_image_sizes
Filter Hook: Filters the output of ‘wp_calculate_image_sizes()’.
Source: wp-includes/media.php:1302
wp_make_content_images_responsive()
Function: Filters ‘img’ elements in post content to add ‘srcset’ and ‘sizes’ attributes.
Source: wp-includes/deprecated.php:4001
wp_image_add_srcset_and_sizes()
Function: Adds ‘srcset’ and ‘sizes’ attributes to an existing ‘img’ element.
Source: wp-includes/media.php:1365
image_get_intermediate_size
Filter Hook: Filters the output of image_get_intermediate_size()
Source: wp-includes/media.php:776
wp_get_attachment_image_url()
Function: Get the URL of an image attachment.
Source: wp-includes/media.php:942
_wp_get_image_size_from_meta()
Function: Get the image size as array from its meta data.
Source: wp-includes/media.php:985
WP_Term
Class: Core class used to implement the WP_Term object.
Source: wp-includes/class-wp-term.php:18
WP_Term::get_instance()
Method: Retrieve WP_Term instance.
Source: wp-includes/class-wp-term.php:116