in reply to Re: count words which contain all vowels in a file.in thread count words which contain all vowels in a file.
perl -nE"/(?=^[^a]*a[^a]*$)(?=^[^e]*e[^e]*$)(?=^[^i]*i[^i]*$)(?=^[^o]* +o[^o]*$)(?=^[^u]*u[^u]*$)/ and print" words.txt [download]