Readhub - 技术资讯 ( ) • 2021-11-30 07:33
This article demonstrates exactly how to use XPath to the exclusion of shorthand: which is to say, solely by means of axis specifiers and Node tests, and with the use of identifiers confined to predicates ... Broadening One's understanding of XPath's syntax can provide One an incentive later to consider all of the axes when solving problems, not only axes that have a shorthand ... The parallel with a filesystem ought perhaps to cease at least as soon as One has grasped that not all nodes are the same: E.g., attributes are on one axis, where elements (and also, under certain conditions, text) fall along another.