mkdir Command in Linux
Overview
The mkdir command in Linux is used to create new directories. It stands for 'make directory' and is a fundamental command for managing the file system hierarchy in Linux.
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Linux mkdir Command Syntax
The syntax for the mkdir command is as follows:
Where:
- OPTIONS: These are the flags that can be used to modify the behavior of the mkdir command.
- DIRECTORY: The name of the new directory or directories to be created.
mkdir Command Options:
- -m, --mode=MODE: Sets the file mode (permissions) for the new directory.
- -p, --parents: Creates parent directories as needed. If the directory already exists, it does not return an error.
- -v, --verbose: Provides more detailed output of the command execution.
- --help: Displays help information for the command.
Example Usages
-
Create a single directory.:
Explanation: This command creates a new directory named 'test_directory' in the current working directory.
-
Create multiple directories.:
Explanation: This command creates three new directories (dir1, dir2, and dir3) in the current working directory.
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Tips
-
Always check if a directory with the same name already exists before creating a new one, to avoid overwriting or errors.
-
Use the -p option to create a complete directory hierarchy in one command.
Advanced Use Cases of mkdir Command in Linux
-
Create a directory with specific permissions.:
Explanation: This command creates a new directory named 'private_directory' with permissions set to 700 (rwx------), meaning only the owner has read, write, and execute permissions.
-
Create a directory hierarchy.:
Explanation: This command creates a directory hierarchy with dir1 as the parent, dir2 as a subdirectory of dir1, and dir3 as a subdirectory of dir2. If any of the directories already exist, no error is returned.
-
Create a directory and display verbose output.:
Output:
Explanation: This command creates a new directory named 'verbose_directory' and displays a detailed output of the command execution.
Conclusion
-
The mkdir command is used to create new directories in Linux.
-
Various options are available to modify the behavior of the command, such as setting permissions or creating parent directories.
-
Always check for existing directories before creating new ones to avoid overwriting or errors.
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