Re: Find the longest word in the word list file.

[Emanuel Berg]

Hongyi Zhao wrote:

> I have an English word list file that stores words in
> a one-word-per-line format. Now I want to find the longest
> word in the word list file. For example, I can use standard
> UNIX tools to accomplish this with the following simple
> commands:
>
> $ awk '$0 ~ /^[[:alpha:]]+$/ { print $0, length($0) }'
> american-english-exhaustive | \
> sort -k2n | tail -1
> Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch 58

#! /bin/zsh
longest-line () {
    local f=$1
    awk '{ print length($0) " " $0; }' $f | sort -n | tail -1
}

$ longest-line american-english-insane 
60 Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch's

> But in Emacs, what is the elisp implementation for the
> above task?

This is one better suited for the shell IMO.

Hm... is that really a word?

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