XPath

1 개요

XML Path Language; XPath

XML 경로 언어

• XML의 노드를 선택하는 쿼리 언어
• XML 문서 요소들에 대한 경로를 표현 가능

2 예시

<?xml version="1.0" encoding="utf-8"?>
<wikimedia>
  <projects>
    <project name="Wikipedia" launch="2001-01-05">
      <editions>
        <edition language="English">en.wikipedia.org</edition>
        <edition language="German">de.wikipedia.org</edition>
        <edition language="French">fr.wikipedia.org</edition>
        <edition language="Polish">pl.wikipedia.org</edition>
      </editions>
    </project>
    <project name="Wiktionary" launch="2002-12-12">
      <editions>
        <edition language="English">en.wiktionary.org</edition>
        <edition language="French">fr.wiktionary.org</edition>
        <edition language="Vietnamese">vi.wiktionary.org</edition>
        <edition language="Turkish">tr.wiktionary.org</edition>
      </editions>
    </project>
  </projects>
</wikimedia>

• /wikimedia/projects/project/@name

→ project 요소들의 name 속성들

→ 즉 { Wikipedia, Wiktionary }

• /wikimedia/projects/project/editions/edition[@language="English"]/text()

→ English언어 edition 요소의 문자열

→ 즉 { en.wikipedia.org, en.wikitionary.org }

3 같이 보기

• XML
• DOM

4 참고 자료

• http://en.wikipedia.org/wiki/XPath