XML DOM substringData() Method
 Complete Comment Object Reference
Definition and Usage
The substringData() method gets a string from the comment node.
Syntax
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substringData(start,length)
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| Parameter |
Description |
| start |
Required. Specifies where to begin extracting characters. Start value starts at zero |
| length |
Required. Specifies how many characters to extract |
ExampleThe following code fragment loads "books_comment.xml"
into xmlDoc using
loadXMLDoc() and gets the "(Hardcover)" string form the first
comment element:
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
y=x[i].substringData(33,11);
document.write(y);
document.write("<br />");
}
}
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Output:
Try it yourself »
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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.
Complete Comment Object Reference
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