HREF: Hypertext Reference: HREF: Hash Reference (programming languages) HREF: Hip-Hop Research and Education Fund (New York, NY) HREF: Horizontal Refresh (video) HREF: Health Research Endowment Fund (Ministry of Health; Singapore) HREF: Histamine Release Enhancing Factor (immunology) The HREF is an attribute of the anchor tag, which is also used to identify sections within a document. Defines the title of a link, which appears to the user as a tooltip. The value of the href attribute is the URL, or, location of where the link is pointing to. accesskey: Global attribute: Keyboard shortcut to activate or add focus to the element. Specifies the linked document, resource, or location. Examples might be simplified to improve reading and learning. Using