Re^2: Efficient way to verify scalar contents


Problems? Is your data what you think it is?
	PerlMonks

Re^2: Efficient way to verify scalar contents

by LanX (Cardinal)

on Jun 22, 2020 at 12:12 UTC ( #11118361=note: print w/replies, xml )

Need Help??

in reply to Re: Efficient way to verify scalar contents
in thread Efficient way to verify scalar contents

Please correct me, but do these character classes not depend on localisation?

[[:lower:]] [[:upper:]]

I think passwords should rather be defined in terms of ASCII

Cheers Rolf
_{(addicted to the Perl Programming Language :)

Wikisyntax for the Monastery}

Comment on Re^2: Efficient way to verify scalar contents Download Code

Replies are listed 'Best First'.

Re^3: Efficient way to verify scalar contents
by choroba (Archbishop) on Jun 22, 2020 at 12:22 UTC

[a-z]

$ (LC_ALL=en_US.UTF-8; [[ é =~ [a-z] ]] || echo no)
$ (LC_ALL=C; [[ é =~ [a-z] ]] || echo no)
no
$ perl -Mutf8 -wE 'say "é" =~ /[[:lower:]]/'
1
$ perl -Mutf8 -wE 'say "é" =~ /[a-z]/'

$
[download]

Update: Switched from <c> to <pre> and back.

map{substr$_->[0],$_->[1]||0,1}[\*||{},3],[[]],[ref qr-1,-,-1],[{}],[sub{}^*ARGV,3]

[reply]
[d/l]
[select]

In Section Seekers of Perl Wisdom

Node Status^?

node history
Node Type: note [id://11118361]
help

Chatterbox^?

How do I use this? | Other CB clients

Other Users^?

Others chanting in the Monastery: (5)

As of 2021-03-04 16:42 GMT

Sections^?

Information^?

Find Nodes^?

Leftovers^?

Voting Booth^?

Notices^?