I hope there are no literal ^Ms in your file, but actually carriage return characters that your editor displays as ^M.

If that's the case you can split on \n\r\n\r. If not, you have to split on /\n\^M\n\^M/

Your code doesn't work because there's a newline between the two ^M's.

In reply to Re: how to split data by ^M^M by moritz
in thread how to split data by ^M^M by Anonymous Monk

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