# hexdump > Display file contents in hexadecimal, decimal, octal, or ASCII. > Useful for inspecting dump file, binary data, or debug output. > More information: . - Print the hexadecimal representation of a file, replacing duplicate lines by `*`: `hexdump {{path/to/file}}` - Display the input offset in hexadecimal and its ASCII representation in two columns: `hexdump -C {{path/to/file}}` - Display the hexadecimal representation of a file, but interpret only a specific number of bytes of the input: `hexdump -C -n {{number_of_bytes}} {{path/to/file}}` - Verbose - no suppression by `*` on duplicate lines: `hexdump -v {{path/to/file}}` - Format output using printf-like format string: `hexdump -e '{{element_format .. end_format}}' {{path/to/file}}`