What Does Sort Do in Unix?

The sort command sorts the contents of a file, in numeric or alphabetic order, and prints the results to standard output (usually the terminal screen). The original file is unaffected. The output of the sort command will then be stored in a file named newfilename in the current directory.

What is the use of sort 1 in file?

When using sort keys, the sort command first sorts all lines on the contents of the first sort key. Next, all the lines whose first sort keys are equal are sorted upon the contents of the second sort key, and so on. Sort keys are numbered according to the order they appear on the command line.

How do I sort in ascending order in Unix?

Option -n

In Unix, when you try to sort a file in a numeric way, you can use the option ‘-n’ with the sort command. This command is used to sort the numeric contents present in the file. Be default, it sorts in ascending order.