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This article mainly introduces linux how to view the contents of binary files, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let Xiaobian take you to understand.

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

Format to view.

Path where the instruction is located: / usr/bin/hexdump

Command syntax:

Hexdump: [- bcCdovx] [- e fmt] [- f fmt_file] [- n length] [- s skip] [file...]

Format the output file

Hexdump test.txt

Format the first 10 bytes of the output file

Hexdump-n 10 test.txt

Format the first 10 bytes of the output file and display it in hexadecimal

Hexdump-n 10-C test.txt

Format the output 10 bytes starting at 10 and display it in hexadecimal

Hexdump-n 10-C-s 20 test.txt

1. Display the characters in the file in octal

two。 Display characters in a file in ASCII characters

3. Display the characters in the file in hexadecimal and corresponding ASCII characters

4. Format only the first n characters in the file

5. Start the output in offset format. Specify the parameter-s 5 as shown below. The previous ABCDE character is gone.

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