Detailed DOS commands in Windows XP

Command: DIR, column file, directory





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parameter Description: DIR column file, directory when the size of the file displayed, the number is divided in thousand units, use this parameter, that is, "Dir/-c" will cancel the display of the separator, to meet the visual habits of some people.





Add parameter:/q


parameter Description: Windows is a multi-user operating system, using this parameter, "dir/q" column files, directories, will display the file, directory user properties.





Add Parameters:/t:c,/t:a,/t:w


parameter Description: Use this parameter namely "Dir/t:c", "dir/t:a", "dir/t:w" to display the file, directory creation time, last access time and last modified time respectively.





Add parameter: x


parameter Description: When using this parameter, the "dir/x" column file, the directory, the file name of "8.3" is displayed for the long file name.





command: CD, change directory





Add parameter:/d


parameter Description: The role of this parameter is to quickly change the current directory, such as the current directory is C:\Windows, using the command "cd/d E:\Tools" can quickly switch to the E:\Tools directory. Note: This parameter can only be used in a DOS window obtained by typing "CMD" in the "Run" text box of Win XP.





Command: MD, create directory





Feature Description: This command does not add parameters, but enhances the functionality, it can create multiple levels of subdirectories, such as using the command "MD AA\BB\CC\DD" will be a one-time create AA, BB, CC, DD four-level subdirectory. In the old version of DOS, if there is no AA subdirectory, it can not directly establish a AA under the BB and other deep subdirectories.


command: RD, deleting directory





Add parameter:/S


parameter Description: Using this parameter, "RD/S" is used to delete the directory tree, that is, to delete all subdirectories and files in the directory and directory, equivalent to the deltree command in previous versions.





Add parameter:/q


parameter Description: When using the above/s parameter to delete the tree, the system asks the user to confirm that it is actually being deleted. If you use the/q parameter, "RD/S/Q", the confirmation is canceled when the delete operation is performed, which is equivalent to the y parameter of the deltree command.


 


command: DEL, delete file or directory





Add parameter:/F


parameter Description: Use this parameter, "del/f", to delete a read-only file.





Add Parameters:/S,/q


parameter Description: Using this parameter, the "del/s" effect is exactly the same as "rd/s", which deletes all subdirectories and files in the directory and directory. Parameter/q is also used to cancel the system acknowledgement when the delete operation is in action.





Add parameter:/a


Parameter description: Deletes a specified attribute or a file other than the specified property,/ar,/ah,/as,/AA, respectively, to delete read-only, hidden, system, archive,/a-r,/a-h,/a-s,/a-a means to delete files except read-only, hidden, system, archive. For example, "Del/ar *.*" means to delete all read-only files under the current directory, and "Del/a-s *.*" means to delete all files except the system files in the current directory.





command: ATTRIB, change the properties of a file or directory





Add parameter:/d


parameter description: In Win XP we can not set the file or folder as System Properties, can only be set to read-only, hidden or archived properties. With parameter/d use the attrib command to set all the properties of the file, which must be used in conjunction with the parameter/s. For example, "attrib/s/D +s D:\Study" is the role of setting the D:\Study folder as a system folder.





command: Format, formatting disk





Add parameter:/fs:filessystem


parameter Description: Format the disk by the specified file system type (FAT, FAT32, NTFS), such as "Format/fs:ntfs".





command: Date, time, display system dates and times





Add parameter:/T


parameter Description: Using this parameter, "date/t", "time/t" will display only the current date and time, without having to enter a new date and time.