in reply to Counting Characters


$string = "teststring";
sprintf "%s%n", $string, $len;
print "$len";

[download]
that is so evil.

Replies are listed 'Best First'.
(jcwren) RE: RE: Counting Characters
by jcwren (Prior) on Jul 15, 2000 at 16:32 UTC
    If you blew this one off because it looked like bad code, go check it out again. The key is the '%n'. 
    perldoc -f sprintf

    [download]
    I'd have to give this the Most Obscure award.

    --Chris

    Update: Someone thought I was directing this to the author. Indeed not. You, the reader, should look at the code again. jlistf used a little known sprintf formatting technique to make this work. And it's just too cool to not file this tidbit away.

    e-mail jcwren
[reply]
[d/l]

In Section Seekers of Perl Wisdom