Html elements abbr, canvas, and bdo

abbr element Specifies that a string is an abbreviation for a longer word or phrase, canvas element The Canvas (<canvas>) HTML element can be used to draw graphics via scripting (usually JavaScript), bdo element Specifies the text direction for the document. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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abbr abbr and canvas, abbr, canvas, and bdo

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