Title: Theory / Unimportant / CS / command line / file / isutf8

Instruction: isutf8 file1 ... filen
Page: man
Context: command line
Returns: the list of files which are not valid utf8

Instruction: isutf8 - file1 ... filen
Page: man
Context: command line
Returns: the liste of files which are valid utf8

Fla: --quiet
Effect: don't print list. only exit with error if there is file which are not valid utf8
Page: man
Prefix: isutf8 - file1 ... filen
Flag abbreviation: -q
Context: command line

Fla: --verbose
Page: man
Prefix: isutf8 file1 ... filen
Flag abbreviation: -v
Context: command line
Print: Also print an hexdump-like view of the error and some context.