https://learn.microsoft.com/en-us/openspecs/windows_protocol...
Wikipedia has an article on the file format [1]. It was quite nice. It works like an uncompressed zip file with transactional updates.
Earlier Word document formats were much worse. They were a dump of Word's memory contents. Saving and loading was very quick though!
[1]: https://en.wikipedia.org/wiki/Compound_File_Binary_Format
Wikipedia has an article on the file format [1]. It was quite nice. It works like an uncompressed zip file with transactional updates.
Earlier Word document formats were much worse. They were a dump of Word's memory contents. Saving and loading was very quick though!
[1]: https://en.wikipedia.org/wiki/Compound_File_Binary_Format