Introduction to cmp commands in linux

The following describes the commands for the basic content of the linux language. because there are many commands for linux, if you want to learn more about the instructions, take a closer look at the following features: compare the differences between the two files.

Syntax: cmp [-clsv] [-I <Character count> ] [-- Help] [first file] [second file]

Note: When the two files to be compared are identical, the command will not display any information. If the difference is found, the first character and number of columns in the difference are displayed by default. If no file name is specified or the given file name is "-", the cmp command reads data from the standard input device.

Parameters:

-C or -- print-chars displays the character corresponding to this character in addition to the decimal code indicating the difference.

-I <Character count> Or -- ignore-initial = <Character count> Specify a number.

-L or -- verbose indicates all the different places.

-S or -- quiet or -- silent do not display error messages.

-V or -- version displays version information.

-- Help online help.

More linux commands can be viewed in the http://www.bitsCN.com/linux/index.htm