我试图用XPath和箭头同时通过HXT来解决问题,我完全坚持如何思考这个问题.我有以下HTML:
<div>
<div class="c1">a</div>
<div class="c2">b</div>
<div class="c3">123</div>
<div class="c4">234</div>
</div>
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我已经提取到HXT XmlTree中了.我想做的是定义一个函数(我想?):
getValues :: [String] -> IOSArrow Xmltree [(String, String)]
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哪个,如果用作getValues ["c1", "c2", "c3", "c4"],将得到我:
[("c1", "a"), ("c2", "b"), ("c3", "123"), ("c4", "234")]
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请帮忙?