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Sort command in Linux

1.0 Sort

The sort command is for sorting lines in text files. For example, if we have a file names, we can sort it with the sort command,

$ cat names
John Doe
Jane Doe
John Roe
Richard Roe
Tommy Atkins
Max Mustermann
Erika Mustermann
Joe Bloggs
$
$ sort names
Erika Mustermann
Jane Doe
Joe Bloggs
John Doe
John Roe
Max Mustermann
Richard Roe
Tommy Atkins

The words in the input lines are fields, which are numbered 1 onwards.… Read more