All comes from the specs

Hmm, I looked at http://www.w3.org/TR/xpath/#function-substring which only shows a literal ....

But it doesn't match in LibXML, OTOH, LibXML accepts the xpath a valid

Go figure :/

In reply to Re^3: Some issues with WWW::Mechanize::Firefox->xpath() method (xpath 1.0) by Anonymous Monk
in thread Some issues with WWW::Mechanize::Firefox->xpath() method by dfaure

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