Code snippets: Difference between revisions
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if (!context) context=document; | if (!context) context=document; | ||
var arr=[]; | var arr=[]; | ||
var xpr=document.evaluate(p, context, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null); | var xpr=document.evaluate( | ||
p, context, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null | |||
); | |||
for(i=0;item=xpr.snapshotItem(i);i++){ arr.push(item); } | for(i=0;item=xpr.snapshotItem(i);i++){ arr.push(item); } | ||
return arr; | return arr; | ||
Revision as of 19:21, 15 March 2007
xpath helper
function xpath(p, context) {
if (!context) context=document;
var arr=[];
var xpr=document.evaluate(
p, context, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null
);
for(i=0;item=xpr.snapshotItem(i);i++){ arr.push(item); }
return arr;
}
Run a particular xpath expression p against the context node context (or the document, if not provided).
Return the results as an array.
