.Dd September 7, 2018
.Dt XX 1
.Os "Causal Agency"
.Sh NAME
.Nm xx
.Nd hexdump
.Sh SYNOPSIS
.Nm
.Op Fl arsz
.Op Fl c Ar cols
.Op Fl g Ar group
.Op Ar file
.Sh DESCRIPTION
.Nm
dumps the contents of a
.Ar file
or standard input
in hexadecimal format.
.Pp
The arguments are as follows:
.Bl -tag -width Ds
.It Fl a
Toggle ASCII output.
.It Fl c Ar cols
Output
.Ar cols
bytes per line.
The default
.Ar cols
is 16.
.It Fl g Ar group
Output extra space after every
.Ar group
bytes.
The default
.Ar group
is 8.
.It Fl r
Reverse hexdump.
Read hexadecimal input
and write byte output.
.It Fl s
Toggle offset output.
.It Fl z
Skip output of lines containing only zeros.
.El
.Sh SEE ALSO
.Xr hexdump 1 ,
.Xr xxd 1