Delete nonprinting chars

[fishfry]

I know this is in the book but I can't find it at the moment ...

what's the clever way to remove all nonprinting characters from a string?

 

[Ben Morrow]

I know this is in the book but I can't find it at the moment ...

what's the clever way to remove all nonprinting characters from a string?

perldoc perlre
perldoc perlop

$string =~ s/[^[rint:]]//g;

Ben

 

[Jürgen Exner]

I know this is in the book but I can't find it at the moment ...

what's the clever way to remove all nonprinting characters from a
string?

From "perldoc perlre":

The POSIX character class syntax

[:class:]

is also available. The available classes and their backslash equivalents
(if available) are as follows:
[...]
print
[...]

jue