UltraEdit, UltraCompare, UEStudio forums

Thank you for the links to the official documentation and your description. The syntax highlighting task is clearer for me now. It looks like a Perl regular expression like this one could be used to find valid here document blocks in a Ruby file. (?s)(?-i)<< (?: ( \w+ ) .*?[\r\n] \1 \b | [\-~] ( \w+...