c# - how do I append a cdn url to image tags? -

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i working asp.net mvc application. outputting html on view supplied via application. want able take html , append cdn domain image tags. not sure how suggestions.

an easy way use html agility pack [link] in controller.

for example:

using htmlagilitypack; ... private string appendcdntoimgsrc(string htmlstring) {     htmldocument htmldoc = new htmldocument();     htmldoc.loadhtml(htmlstring); // or htmldoc.load(htmlfilename) if file      foreach(htmlnode img in doc.documentelement.selectnodes("//img[@src]")     {         htmlattribute attribute = img["src"];         attribute.value = attribute.value + ".cdn";     }      // return string output...     memorystream memstream = new memorystream();     htmldoc.save(memstream)     memstream.seek(0, system.io.seekorigin.begin);     streamreader reader = new streamreader(memstream);     return reader.readtoend(); }

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