Strictly speaking, there are more uppercase letters in this world than A-Z.  So with Unicode in mind, you might want to use 

my $str = "foo Ä bar";

print "matched\n" if $str =~ /\p{Lu}/;

[download]

\p{Lu} stands for "property letter uppercase" — see perlunicode.

In reply to Re: Simple Regex Question by almut
in thread Simple Regex Question by gibsonca

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