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How to get list of directories in Bash?
The shell is still what is expanding the list of filenames. The shell is the reason to get a list of directories in the PWD. The -d option to ls makes it list the present directory entry instead of the contents of each directory (as presented by default).
Is there a way to list all files in a directory?
The -d option to ls makes it list the present directory entry instead of the contents of each directory (as presented by default). However, this command is (somewhat) less reliable. It will fail with the odd named files listed above. It will choke with several names.
How to add symlinks to a directory in Bash?
In the (probably more common) case that symlinks to directories should be included, we can use the -p option of ls, which makes it append a slash character to names of directories (including symlinked ones): We can add options to ls as needed (if a long listing is used, the -1 is no longer required).
How to list all subdirectories in a directory?
*/ is a pattern that matches all of the subdirectories in the current directory ( * would match all files and subdirectories; the / restricts it to directories). Similarly, to list all subdirectories under /home/alice/Documents, use ls -d /home/alice/Documents/*/ 1. Using echo 2. Using ls only 3. Using ls and grep
How to list the contents of another directory?
Type the ls [directory path here] command to list the contents of another directory: Type the ls / command to list the contents of the root directory: Type the ls .. command to list the contents of the parent directory one level above. Use ls ../.. for contents two levels above:
How to list files in another directory in Linux?
List files in another directory Type the ls [directory path here] command to list the contents of another directory: List files in the root directory Type the ls / command to list the contents of the root directory:
Which is the command to show the contents of a directory?
The most common Linux command to list the content of a directory is ls. By default, ls lists the contents of a directory in columns. Different colors are used to display files and directories. Directories created by the user have their names displayed within single quotes.
How to catch an error in a Linux bash script?
Alternatively, or in addition, in bash (and ksh and zsh, but not plain sh), you can specify a command that’s executed in case a command returns a nonzero status, with the ERR trap, e.g. trap ‘err=$?; echo >&2 “Exiting on error $err”; exit $err’ ERR.
How can I check if my bash script ran?
There are a couple more ways with which you can approach this problem. Assuming one of your requirement is to run a shell script/function containing a few shell commands and check if the script ran successfully and throw errors in case of failures.
Why is my bash script not working with CD?
Your script changes directories as it runs, which means it won’t work with a series of relative pathnames. You then commented later that you only wanted to check for directory existence, not the ability to use cd, so answers don’t need to use cd at all.
What’s the name of the complete command in Bash?
This functionality is called bash completion. The basic file and directory name completion are available by default in bash command line. But, we can turbo-charge this bash completion, and take it to the next level using complete command.
How to get list of directories in PWD?
The shell is the reason to get a list of directories in the PWD. The -d option to ls makes it list the present directory entry instead of the contents of each directory (as presented by default). However, this command is (somewhat) less reliable. It will fail with the odd named files listed above.