Html elements object, keygen, and iframe

object element Defines an object embedded in the document, 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, iframe element Defines an inline frame (ie a frame embedded in a document). These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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object object and keygen, object, keygen, and iframe

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