Are / / strings uniformly interpreted in the language?
// is an abbreviation for m// (be careful of context). But // is can be replaced by (almost?) any delimiter, by using m or s or tr.

Quote-Like-Operators shows 2 interesting examples with tr:

    tr[aeiouy][yuoiea] or tr(+\-*/)/ABCD/.

-QM
--
Quantum Mechanics: The dreams stuff is made of

In reply to Re^3: Strange behaviour of tr function in case the set1 is supplied by a variable by QM
in thread Strange behaviour of tr function in case the set1 is supplied by a variable by likbez

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