-b, --bytes=LIST
	  select only these bytes

-c, --characters=LIST
	  select only these characters

-d, --delimiter=DELIM
	  use DELIM instead of TAB for field delimiter

-f, --fields=LIST
	  select only these fields;  also print any line that contains no delimiter character, unless the -s option is specified

-n     (ignored)

--complement
	  complement the set of selected bytes, characters or fields

-s, --only-delimited
	  do not print lines not containing delimiters

--output-delimiter=STRING
	  use STRING as the output delimiter the default is to use the input delimiter

-z, --zero-terminated
	  line delimiter is NUL, not newline
	  
	  
