view bin/char-hist @ 4:1641fdbc1809

sic
author Henry S. Thompson <ht@inf.ed.ac.uk>
date Tue, 18 Aug 2026 15:39:39 +0100
parents 2aa53823fb21
children
line wrap: on
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#!/bin/perl
# frequency table of characters
while (<>) {
    grep($cc[$_]++,unpack("C*",$_));
};
for ($i=0;$i<128;$i++) {
    printf("%d %s %d\n",$i,$i>32?sprintf("%c",$i):sprintf("^%c",$i+64),$cc[$i]);
};