2012-12-14 95 views
1

我有這個函數,我想用jquery解析xml。用jquery解析xml

function xmlParser(xml) { 

    var xmlTitle = xml.data; 
    alert($(xmlTitle).find('title')); 
} 

我想提醒這樣的XML的標題,但它不起作用。這就是我所做的,這可以幫助您查看xml對象。

alert(xml); 
alert(xml.data); 

XML警報:[對象的對象。]

xml.data警報:<data><title>Hello</title><topic>World</topic></data>

+0

xml的標題?那是什麼意思?文件名? – jhocking

回答

10

這是與標籤title,這意味着它是一個對象的元素,和警報不能顯示的物體,你應該使用console.log。要顯示元素的文字,你可以這樣做:

function xmlParser(xml) { 
    var xmlTitle = xml.find('title'); 
    alert($(xmlTitle).text()); 
} 

FIDDLE

如果你獲得了XML蒙山使用$.ajax一個jQuery方法,它應該已經被解析,否則一個很好的做法是解析XML用$.parseXML來確保jQuery能夠以通常的方式處理它。

function xmlParser(xml) { 
    var xmlTitle = $.parseXML(xml.data); 
    alert($(xmlTitle).find('title').text()); 
} 

var xml = {} 
    xml.data = '<data><title>Hello</title><topic>World</topic></data>'; 


xmlParser(xml)​ 
+0

它提醒包含''元素的jQuery對象,因爲''.find()'返回了這個元素。仍然調用'.text()'是正確的答案,假設只有一個'<title>'元素。 – <span class="text-secondary"> <small> <span></span> </small> </span> </p> </div> </div> </div> <div itemprop="comment" class="post-comment"> <div class="row"> <div class="col-lg-1"><span class="text-secondary">+0</span></div> <div class="col-lg-11"> <p class="commenttext">我更新了message.data警報。當我確實警告($(xmlTitle).find('title'))時,我的函數實際上不會提醒任何事情。 – <span class="text-secondary"> <small> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/1898010/">hackio</a></span> <span></span> </small> </span> </p> </div> </div> </div> <div itemprop="comment" class="post-comment"> <div class="row"> <div class="col-lg-1"><span class="text-secondary">+0</span></div> <div class="col-lg-11"> <p class="commenttext">@hackio - 是正確解析的XML,添加到我的答案中,如果您使用ajax獲取XML並將數據類型設置爲XML,則應該可以。 – <span class="text-secondary"> <small> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/965051/">adeneo</a></span> 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