Code snippets: Difference between revisions

Latest revision as of 19:09, 4 February 2010

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-= xpath helper =
+#REDIRECT [[:Category:Coding Tips]]
- 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 <code>p</code> against the context node <code>context</code> (or the document, if not provided).
-Return the results as an array.