Mini Shell
Mini Shell
| Direktori : /usr/share/doc/gawk/examples/prog/ |
| Current File : //usr/share/doc/gawk/examples/prog/wordfreq.awk |
# wordfreq.awk --- print list of word frequencies
{
$0 = tolower($0) # remove case distinctions
# remove punctuation
gsub(/[^[:alnum:]_[:blank:]]/, "", $0)
for (i = 1; i <= NF; i++)
freq[$i]++
}
END {
sort = "sort -k 2nr"
for (word in freq)
printf "%s\t%d\n", word, freq[word] | sort
close(sort)
}