Linux common instructions (directory operation)

pwd

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1. pwd View the full path of the current directory  

cd - adjust location (go back, open folder, etc.)

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1. cd directory name: open the specified directory  
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3. cd ~: Open the current user's home directory  
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5. cd ..: go back to the previous directory  
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7. cd -: return to the directory  
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9. cd /: open the root directory  

ls - displays all files and folders in the current path

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1. ls -l: View the list of files in the current directory in one column  
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3. ls -a: View all files in the current directory (including hidden files)  
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5. ls -la: View all files in the current directory in a list  

mkdir - create file directory

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1. mkdir folder name: create folder  
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3. mkdir -p: recursively create a multi-level directory  

rmdir - delete file directory

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1. rmdir directory name: delete the specified directory  
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3. rmdir -p directory name: recursively delete the specified directory and intermediate directories  

rm - delete a file or directory

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1. rm -f: Force delete the specified file  
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3. rm -i: ask to delete before deleting  
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5. rm -r: delete recursively  
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7. rm -rf directory or file: force delete a file or directory  
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9. rm -ri directory or file: ask for confirmation to delete before deleting  
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11. Note: Because the lethality of forced deletion is too great, it is generally not recommended to use rm -rf for file deletion;  
12.      Without the r parameter in the rm command, the directory cannot be deleted, only the file can be deleted.  

cp - copy a file or directory

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1. cp -r: recursive continuous copy, for the copy behavior of directories  
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3. cp -f: Forced copying, when there are repetitions or other doubts, the user will not be asked, and the forced copying will be performed directly  
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5. cp -p: save attributes of source files and directories  
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7. cp -i: ask user before overwriting existing directory  
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9. cp -r directory 1 directory 2: recursively copy all files and folders of directory 1 to directory 2  
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11. cp -ri directory 1 directory 2: ask the user before overwriting the original directory when performing a copy operation  

mv-move file (cut), modify file name

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1. mv -b: If the file is overwritten, back up before overwriting  
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3. mv -f: force overwrite if target file already exists  
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5. mv -i: If the target file exists, it will ask whether to overwrite  
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7. mv file 1 file 2: change the name of file 1 to file 2) (rename the file)  
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9. mv directory 1 directory 2: move the files of directory 1 to directory 2 (move the files of directory 1 to directory 2)