我有以下HTML結構:我想構建一個強大的方法來提取第二個顏色摘要元素,因爲DOM中會有很多這樣的標記。XPath ::獲取以下兄弟
<table>
<tbody>
<tr bgcolor="#AAAAAA">
<tr>
<tr>
<tr>
<tr>
<td>Color Digest </td>
<td>AgArAQICGQMVBBwTIRQHIwg0GUMURAZTBWQJcwV0AoEDAQ </td>
</tr>
<tr>
<td>Color Digest </td>
<td>2,43,2,25,21,28,0,0,0,0,0,0,0,0,0,0,0,0,0,0,33,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,20,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, </td>
</tr>
</tbody>
</table>
我想提取具有解碼值的第二個「Color Digest」td元素。
我寫了下面的xpath,但沒有得到第二個我沒有得到第二個td元素。
//td[text() = ' Color Digest ']/following-sibling::td[2]
而當我將它改爲td [2]到td [1]時,我得到了兩個元素。
試過同樣的問題: 得到這兩個作爲結果 – 2012-07-25 19:46:57
我在Firefox上使用Xpath Checker – 2012-07-25 19:47:13
我用它來測試。 http://www.xpathtester.com/saved/b452f721-556c-4e9b-9758-1910b0871d4a – james31rock 2012-07-25 19:48:58