FAQ 6.5 How do I substitute case insensitively on the LHS while preserving case on the RHS?

Subject

Author

Date

PerlFAQ Server

03-15-2008

Achim Peters

brian d foy

Achim Peters

Peter J. Holzer

brian d foy

Posted by brian d foy on March 19, 2008, 4:30 pm

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wrote:

> brian d foy schrieb:

> > Yes, using $a outside of a sort subroutine is now bad form. It's not

> > wrong, just bad practice. It wasn't always a bad practice though,

> Interesting. You mean, $a and $b got their special meaning later in the

> process of developing the perl language?

No, I mean that people didn't pay attention to using $a or $b outside
of a sort black. The best practice came later, as they always do.

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