Images (category)

file_is_displayable_image()

Validate that file is suitable for displaying within a web page.

image_downsize()

Scale an image to fit a particular size (such as 'thumb' or 'medium').

next_image_link()

Displays next image link that has the same post parent.

previous_image_link()

Displays previous image link that has the same post parent.

wp_attachment_is_image()

Determines whether the specified post is WordPress attachment image. A conditional tag.

wp_get_attachment_caption()

Retrieves the caption of specified attachment.

wp_get_attachment_image()

Gets the <img> tag of the image of the specified attachment (file attached to the post).

wp_get_attachment_image_sizes()

Gets the size values of the specified attachment image for the sizes attribute.

wp_get_attachment_image_src()

Gets an array of data for the specified image: URL, width, height of the attachment image.

wp_get_attachment_image_srcset()

Gets the value for the srcset attribute of the <img> HTML tag. The value will contain the names of all available sizes of the specified image (attachment) in the following format: image.jpg 1x, image-sm.jpg 640w".

wp_get_attachment_image_url()

Gets the URL of the attachment image by the provided image ID. You can also specify the size of the image for which you need to get the URL.

wp_get_image_mime()

Gets the real MIME type of an image file.