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This article mainly introduces how to use hexdump to view binary files under Linux. It is very detailed and has a certain reference value. Friends who are interested must finish it!

Hexdump is a binary file viewing tool under Linux, which can convert binary files to ASCII, octal, decimal, and hexadecimal formats for viewing.

The hexdump syntax is as follows: hexdump [options] [file]... -n length formats only the first length bytes of the input file. -C outputs hexadecimal and ASCII codes of the specification. -c single byte character display. -d double-byte decimal display. -o double-byte octal display. -x double byte hexadecimal display. -s outputs from the offset. -e specifies the format string, which is contained in a pair of single quotation marks, such as:'a format1 b', "format2"'.

Example: view the contents of the / sbin/init file with the hexdump tool and output to the a.txt file

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