dougu1896 2010-09-15 18:49
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Xpath表达式问题

I want to mach (in real case I use DomDocument php) a link inside:

Case:

<div class="d1">
  <span class="s1">
    <a class="myclass">my link</a>
  </span>
</div>

My solution that fail:

'//div[@class="d1"]/span[@class="s1"]/a[@class="myclass"]'

what should i change in my xpath expression?

Edit: In real case I have in middle of div before span also other tags. Soo I solve the problem by add / before span :

'//div[@class="d1"]//span[@class="s1"]/a[@class="myclass"]'

Thanks

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  • dongzi5673 2010-09-16 13:27
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    Your XPath seems to be correct. Probably you are trying to query an XHTML document? Then you have to mind the XHTML namepace:

    // 1. registerXPathNamespace xhtml with your tool
    // 2. query:
    '//xhtml:div[@class="d1"]/xhtml:span[@class="s1"]/xhtml:a[@class="myclass"]'
    

    just an idea...

    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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