Sentences with phrase «opf item»
The new properties attribute is added to an otherwise «normal» OPF item and is all that's required to mark an image as the cover.
https://www.safaribooksonline.com/ Not exact matches
It also has newfound support to extrapolate PDF metadata and the ability to click on any HTML / OPF / NCX tag name or CSS property and the editor will open some help for that item in your browser.
See the OPF specification for more information on fall - back items.
Whenever you add epub: switch to a document, you must also include the properties = «switch» attribute to that HTML document's manifest item in the OPF file.
An ePub check program will typically issue some warnings about this extension to the spec, especially that items in the ePub file are not listed in the OPF.