Html elements code, keygen, and ruby

code element Specifies that the enclosed text is programming code and should be formatted appropriately, keygen element The HTML keygen element exists to facilitate generation of key material, and submission of the public key as part of an HTML form, ruby element Defines a container for Ruby Text. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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code code and keygen, code, keygen, and ruby

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