How to check the type of file in Linux system

In Linux systems, you can use some simple commands to view the file type. The following will introduce several common methods and give specific code examples:

1. Use the file command to view the file type:

The file command can be used to determine the file type Type, including ordinary files, directories, link files, device files, etc. The specific usage is as follows:

file file name

Example:

file example.txt

This command will output the type of file example.txt, For example, ASCII text, directory, JPEG image, etc.

2. Use the ls command to view the file type:

The ls command can also display the file type. The -l option can display more detailed information, including file permissions and size. , owner, etc., and the -F option can add special characters after the file name to indicate the file type.

The specific usage method is as follows:

ls -l -F file name

Example:

ls -l -F example.txt

This command will output the detailed information of the file example.txt, and add special characters after the file name to indicate the file type.

3. Use the stat command to view the file type:

The stat command can display detailed information about the file, including file type, permissions, size, creation time, etc. The specific usage is as follows:

stat file name

Example:

stat example.txt

This command will output the detailed information of the file example.txt , where the Type field represents the file type.

The above are several common methods and specific code examples for viewing file types in Linux systems. Through these methods, you can quickly and easily understand the type of files, which is very helpful for file management and operation.

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