From the course: Bash Patterns and Regular Expressions
Join today to access over 24,600 courses taught by industry experts.
The effect of locale on searches - Bash Tutorial
From the course: Bash Patterns and Regular Expressions
The effect of locale on searches
- [Instructor] In the last video, we saw that the uppercase A through uppercase Z character set didn't match what we thought it should. To better show how this works, lets change into the alphafiles directory in our exercise files. Type in cd space alphafiles/ and hit enter. Now type in pwd to show your path. My path is now /home/user1/Exercise Files/Ch 01/alphafiles. Now, type in clear, and then type in ls to list the files. We can see all files show up, and even files with diacritic marks. Now, let's bring our character set back up. Type in ls space [A-Z] and hit enter. We see that it matches both upper and lowercase file names, however, our first clue to what is going on is that it starts with uppercase A and ends with uppercase Z. Notice, there are lowercase versions of everything but the letter A. What is happening is that with our current locale settings, the order of letters is as you can see on the screen, our range is uppercase A through uppercase Z. If you draw a box around…
Practice while you learn with exercise files
Download the files the instructor uses to teach the course. Follow along and learn by watching, listening and practicing.
Download courses and learn on the go
Watch courses on your mobile device without an internet connection. Download courses using your iOS or Android LinkedIn Learning app.