Re: Using $_ in a function if no argument is passed

[R. Joseph Newton]

Paul Johnson wrote:

>
> $_ = "Leave me alone!";
> $s = "0";

Better yet:
$lower_or-mixed_case_string = 'o';

> to_upper $lower_or-mixed_case_string;

With intelligent use of the editing facilities available, extra characters do
not cost much.

Joseph


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