Re: Please review new Perl 5 Module List

Andreas Koenig (k@gold.ww.tu-berlin.de)
Tue, 28 Feb 1995 21:02:21 +0100 

    From: Martijn Koster <m.koster@nexor.co.uk>

    I don't know how expensive length is (probably not very?)... if read()
    returns it, why not pass it in?

Perl knows the length of any scalar it's holding. length() is just a lookup.

>From pp.c:

PP(pp_length)
{
    dSP; dTARGET;
    SETi( sv_len(TOPs) );
    RETURN;
}


andreas