apply_filters( "{$adjacent}_image_link", string $output, int $attachment_id, string|int[] $size, string $text )

Parameters

$output

(string) Adjacent image HTML markup.

$attachment_id

(int) Attachment ID

$size

(string|int[]) Requested image size. Can be any registered image size name, or an array of width and height values in pixels (in that order).

$text

(string) Link text.