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Does Bash care about indentation?
4 Answers. There is no standard indentation in shell scripts that matters. Slightly less flippant answer: Pick a standard in your team that you can all work to, to simplify things.
How do I indent a line in Linux?
To indent a range of lines, say lines 1 to 3, inclusive:
- sed. $ sed ‘1,3s/^/ /’ input.txt 12 34 56 78. Note that the comma specifies a range (from the line before the comma to the line after).
- awk. $ awk ‘NR==1,NR==3 {$0 = ” “$0} {print }’ input.txt 12 34 56 78.
- perl. $ perl -pe ‘$_ = ” ” .
How do you continue a line in a bash script?
Linux Files, Users, and Shell Customization with Bash If you want to break up a command so that it fits on more than one line, use a backslash (\) as the last character on the line. Bash will print the continuation prompt, usually a >, to indicate that this is a continuation of the previous line.
How do you indent multiple lines in Visual Studio?
Tab and Shift + Tab will do that. Another cool trick is holding down ALT when you select text, it will allow you to make a square selection. Starting with VS2010, you can start typing and it will replace the contents of your square selection with what you type. Absolutely awesome for changing a bunch of lines at once.
Why is indentation and spacing important in shell programming?
Indenting is done to clarify your code. Indentations are usually used for loops, if statements, function definitions to make it easy to see what statements are part of that loop or part of the if statement. Another trick to make your code more readable is adding blank lines to separate out blocks of related code.
How do I run multiple lines in Bash?
If you’re writing a multiline command for bash, then you must add a backslash (\) at the end of each line. For multiline comments, you have to use the HereDoc « tag.
How does ” cat < < EOF ” work in Bash?
The cat <
Is it possible to indent a cat in POSIX?
Some examples not yet given. This exists of course so that you can indent your cat like the surrounding code, which is easier to read and maintain. E.g.: Unfortunately, this does not work for space characters: POSIX favored tab indentation here. Yikes.
How to tell how many indent levels in a shell script?
Pipe it to sed to insert 2 spaces at the beginning of each line. Thanks to @Barmar and @Marplesoft for some nice simple solutions – here is another variation that others might like – a function you can tell how many indent levels using pr: Thanks for contributing an answer to Stack Overflow!
Is there a way to indent every line in Git?
The output from all of the default MOTD files have two spaces at the start of each line so it looks nicely indented, but because my git status output spans several lines, if I do echo -n ” ” before it only indents the first line. Any idea how I can get it to indent every line?