Linux Shell Scripting Tutorial (LSST) v1.05r3
Chapter 6: Learning expressions with ex
This command will replace, target pattern "Linux" with "Linux-Unix". & before - Unix means use "last pattern found" with given pattern, So here last pattern found is "Linux" which is used with given -Unix pattern (Finally constructing "Linux-Unix" substitute for "Linux").
Can you guess the output of this command?
|Using range of characters in regular expressions|| |
Converting lowercase character to uppercase