Name: OD
Location:/usr/bin/od
Permissions: All Users
Role: Non-plain text file content lookup, such as binary file content lookup
Usage: od [-t TYPE] File
-T can be followed by outputof various types (type)
A: The reason for the default characters to output
C: using ASCII character output
D[size]: Use decimal to output data, each integer occupies a size of bytes
f[size]: use floating-point numbers to output data, with each integer occupying a size of bytes
o[size]: use octal to output data, with each integer occupying a size of bytes
x[size]: uses hexadecimal to output data, with each integer occupying a size of bytes
For example:
$ od-t c/etc/issue0000000 u b u n t u 1 2 . 0 4 L T S0000020 \ n \ L \ \n0000030$ od-t d/etc/issue0000000 1853186645 824210804 875572786 13980334400000020 544103456 1684552600000030
Linux command file content Lookup command--od