Everything is documented, but you need to be an expert to find it and cope with various styles of various authors from various eras.
For instance I only found this part by searching for the string tr'.
(But I knew that delimiter ' has special meanings for various operators)
Cheers Rolf
(addicted to the Perl Programming Language and ☆☆☆☆ :)
Wikisyntax for the Monastery
In reply to Re^3: undocumented tr special behavior for single-quoted transform
by LanX
in thread undocumented tr special behavior for single-quoted transform
by Anonymous Monk
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