Re: What is the mean of the following syntax?

William Torrez Corea <[email protected]> writes:

> Mean: !~ /\*/

!~ is "not matching the following regular expression"
/\*/ is a regular expression matching a star (*).

So the condition is true if $extension contains no star.

Regular expressions is the heart of Perl, you may want to read a bit
about it :)

Best regards,

Olivier

> I have the following code:
>
> if ($extension !~ /\*/) {
> $backup = $ARGV . $extension;
> }

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