XML DOM deleteData() Method


Comment Object Reference Comment Object

Definition and Usage

The deleteData() method deletes data from a comment node.

Syntax

commentNode.deleteData(start,length)

Parameter Description
start Required. Specifies where to begin removing characters. Start value starts at zero
length Required. Specifies how many characters to delete

Example

The following code fragment loads "books_comment.xml" into xmlDoc using loadXMLDoc() and deletes some characters from first comment node:

Example

xmlDoc=loadXMLDoc("books_comment.xml");

x=xmlDoc.getElementsByTagName("book")[0].childNodes;

for (i=0;i<x.length;i++)
{
if (x[i].nodeType==8)
 {
 //Process only comment nodes
 x[i].deleteData(0,33);
 document.write(x[i].data);
 document.write("
");
 }
}

Output:

(Hardcover)

Try it yourself »

In the example above we use a loop and an if-test to make sure we only process comment nodes. A comment node has a node type of 8.


Comment Object Reference Comment Object

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