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| Do you know where your variables are? | |
| PerlMonks |
Re^3: Removing everything before the first comma separator on each line of a text fileby Anonymous Monk |
| on Sep 16, 2014 at 21:06 UTC ( [id://1100844]=note: print w/replies, xml ) | Need Help?? |
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johngg is using a here-document to construct a string consisting of the input data, and is using open with a reference to access it as an in-memory file. Also, the output of the script is shown in-line (as it would look when run from a terminal).
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