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Re^4: Which way is recommended ?

by quester (Vicar)
on Nov 22, 2008 at 07:56 UTC ( #725301=note: print w/replies, xml ) Need Help??


in reply to Re^3: Which way is recommended ?
in thread Which way is recommended ?

Pardon me, but even one liners need to enable warnings...
$ perl -wpe '$_' file.txt Useless use of a variable in void context at -e line 1. ...
It should actually just be
$ perl -wpe '' file.txt

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