Linux in a Nutshell, Fourth Edition

Name

od

Synopsis

                  od [options] [files]
od --traditional [file] [[+]offset [[+]label]]

Dump the specified files to standard output. The default is to dump in octal format, but other formats can be specified. With multiple files, concatenate them in the specified order. If no files are specified or file is -, read from standard input. With the second form, using the --traditional option, only one file can be specified.

Options

For the following options, see the later “Arguments” section for an explanation of the arguments bytes, size, and type. If no options are specified, the default is -A o -t d2 -w 16.

-a

Print as named characters. Same as -ta.

-A radix, --address-radix= radix

Specify the radix (base) for the file offsets printed at the beginning of each output line. The possible values are:

d

Decimal.

n

None; do not print an offset.

o

Octal; the default.

x

Hexadecimal.

-b

Print as octal bytes. Same as -toC.

-c

Print as ASCII characters or backslash escapes. Same as -tc.

-d

Print as unsigned decimal shorts. Same as -tu2.

-f

Print as floating point. Same as -tfF.

-h

Print as hexadecimal shorts. Same as -tx2.

--help

Display a usage message and exit.

-i

Print as decimal shorts. Same as -td2.

-j bytes, --skip-bytes= bytes

Skip the specified number of input bytes before starting.

-l

Print as decimal longs. Same as -td4.

-N bytes, --read-bytes= bytes

Format and print only the specified number of input bytes.

-o

Print as octal shorts. Same as -to2.

-s bytes, --strings[= bytes]

Output strings ...