Re^2: Collapsing a string to unique characters

Anywhere, any version: 32

-ple$_=join'',sort/./g;tr/!-~//s
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Re^3: Collapsing a string to unique characters by jwkrahn (Abbot) on Jan 10, 2009 at 09:58 UTC
`-ple$_=join'',sort/./g;y///cs` [download]	[reply] [d/l]
Re^4: Collapsing a string to unique characters by BrowserUk (Patriarch) on Jan 10, 2009 at 11:01 UTC
Cool++ Corion already pointed out `s/tr/y/`, but the use of `/cs` is a real win. Is there any fat left in that? Can anyone beat 29? Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error. "Science is about questioning the status quo. Questioning authority". In the absence of evidence, opinion is indistinguishable from prejudice. "Too many [] have been sedated by an oppressive environment of political correctness and risk aversion."	[reply] [d/l] [select]
Re^3: Collapsing a string to unique characters by JavaFan (Canon) on Jan 09, 2009 at 22:02 UTC
Anywhere Nope, it'll fail on an EBCDIC platform as the ~ is somewhere between the 'r' and the 's'.	[reply]