# File lib/hpricot/traverse.rb, line 805 def root es = [] children.each {|c| es << c if c.elem? } if children raise Hpricot::Error, "no element" if es.empty? raise Hpricot::Error, "multiple top elements" if 1 < es.length es[0] end
title searches title and return it as a text. It returns nil if not found.
title searchs following information.
<title>…</title> in HTML
<title>…</title> in RSS
# File lib/hpricot/traverse.rb, line 744 def title e = find_element('title', '{http://www.w3.org/1999/xhtml}title', '{http://purl.org/rss/1.0/}title', '{http://my.netscape.com/rdf/simple/0.9/}title') e && e.extract_text end
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