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ConceptNCX / Navigation Control File

toc.ncx

toc.ncx is the navigation control file defined in EPUB2. It uses XML format and contains elements such as navMap and navPoint, and is used to provide reading systems with a hierarchical table-of-contents interface.

Timeline (last 90 days)

Oct 19

An EPUB's table of contents file (toc.ncx or, in EPUB3, the nav document) may not match the spine order and cannot be equated with the book's linear structure.

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Oct 19

toc.ncx is the navigation control file defined in EPUB2, in XML format, containing elements such as navMap and navPoint, used to build a hierarchical table of contents.

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