Lars Wirzenius liw@iki.fi Julien Palard julien@palard.fr isutf8 1 moreutils moreutils isutf8 check whether files are valid UTF-8 isutf8 -hqliv --help --quiet --list --invert --verbose file isutf8 checks whether files are syntactically valid UTF-8. Input is either files named on the command line, or the standard input. Notices about files with invalid UTF-8 are printed to standard output. -h --help Print out a help summary. -q --quiet Don't print messages telling which files are invalid UTF-8, merely indicate it with the exit status. -l --list Print only the names of files containing invalid UTF-8. -i --invert Invert the selection: list UTF-8 compatible files. -v --verbose Also print an hexdump-like view of the error and some context. If the file is valid UTF-8, the exit status is zero. If the file is not valid UTF-8, or there is some error, the exit status is non-zero. Lars Wirzenius, Julien Palard utf87