This expression has been very useful but I am new to Perl and regex and I would like to fully understand the process of how this works. Would it be possible to ask if it can be broken down step by step. I am afraid I just find the capture groups and newline characters somewhat confusing.

In reply to Re^2: Removing empty line(s) with regex in a multiple strings in a variable by JD
in thread Removing empty line(s) with regex in a multiple strings in a variable by monkfan

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