getElementsByTagName Method
Retrieves a collection of objects based on the specified element name.Example:<SCRIPT>
function fnGetTags(){
var oWorkItem=event.srcElement;
var aReturn=oWorkItem.parentElement.getElementsByTagName("LI");
alert("Length: "
+ aReturn.length
+ "\nFirst Item: "
+ aReturn[0].childNodes[0].nodeValue);
}
</SCRIPT>
<UL onclick="fnGetTags()">
<LI>Item 1
<UL>
<LI>Sub Item 1.1
<OL>
<LI>Super Sub Item 1.1
<LI>Super Sub Item 1.2
</OL>
<LI>Sub Item 1.2
<LI>Sub Item 1.3
</UL>
<LI>Item 2
<UL>
<LI>Sub Item 2.1
<LI>Sub Item 2.3
</UL>
<LI>Item 3
</UL>
Retrieves a collection of objects based on the specified element name.Example:<SCRIPT>
function fnGetTags(){
var oWorkItem=event.srcElement;
var aReturn=oWorkItem.parentElement.getElementsByTagName("LI");
alert("Length: "
+ aReturn.length
+ "\nFirst Item: "
+ aReturn[0].childNodes[0].nodeValue);
}
</SCRIPT>
<UL onclick="fnGetTags()">
<LI>Item 1
<UL>
<LI>Sub Item 1.1
<OL>
<LI>Super Sub Item 1.1
<LI>Super Sub Item 1.2
</OL>
<LI>Sub Item 1.2
<LI>Sub Item 1.3
</UL>
<LI>Item 2
<UL>
<LI>Sub Item 2.1
<LI>Sub Item 2.3
</UL>
<LI>Item 3
</UL>
解决方案 »
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