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require 'rexml/document'
def valid_xml?(xml)
begin
REXML::Document.new(xml)
rescue REXML::ParseException
# Return nil if an exception is thrown
end
end
bad_xml = %{
<tasks>
<pending>
<entry>G</entry>
<done>
<entry>D</entry>
</tasks>}
valid_xml?(bad_xml) # => nil
good_xml = %{
<groceries>
<bread>W</bread>
<bread>Q</bread>
</groceries>}
doc = valid_xml?(good_xml)
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