Skip to main content

DIR

DIR

The DIR command is used to display filenames on your screen. In addition to names, the file size and creation date and time is also displayed. Several forms of the DIR command are available for you to use. A comprehensive list of DIR command forms follows.

DIR-Lists a directory of the disk located in the active (or logged) disk drive (disk A if the A> prompt is displayed, B if the B> prompt is displayed, and so on).

DIR D:-Lists a directory of the specified disk D:.

DIR/P or DIR D:/P- Pauses the directory listing when the screen is full. press any key to see the next screen load of filenames. Typing DIR |MORE achieves a similar result.

DIR/W or DIR D:/W- Display a wide directory; omits file size , date, and time information.

DIR filename.ext - Displays the specified filename; used to verify the presence of a file on the logged or specified disk.

DIR filename.* or DIR filename.???-Displays a directory of all files having the same filename with different extensions.

DIR *.ext or DIR ????????.ext-Displays a directory of all filenames having the specified extension.

DIR \pathname or DIR D:\pathname--Display a directory of all filename within the specified sub directory (pathname). The creation and use of sub directories, or paths, is presented in Section 4.

DIR \pathname\filename--Display a directory of the specified filename within the specified pathname.

DIR \pathname\pathname--Display a directory of the second-tier subdirectory. (Subdirectory can have subordinate directories of thier own. This is called branching.)

DIR .. or DIR \--Displays a parent  directory from a sub directory.
Labels:

Comments

Post a Comment

Popular posts from this blog

Making, Changing, and Removing Directories

You used the DIR (directory) command in Section 3 to display a list of filenames on the screen. You can create and name multiple disk directories on a disk to allow for the subdivision of your files. This feature lets you group common files into separate directories. This is similar to subdividing information into file cabinet drawers and file folders. This is particularly convenient when you use a fixed disk containing hundreds or even thousands of files. Instead of listing all files in one directory, you can list files in smaller, more manageable sub directories. Lock at the following directory commands. Command                                      Purpose                   MKDIR or MD                                Make a new directory        ...
Post a Comment
Read more

Filenames

It is important to understand DOS file naming conventions and their use. Here, filenames and some special filename "tools" called wild cards and literals are described. What is a File name?   Every program and data file is given a name to differentiate it from other programs and data files. A program is one or more computer instructions collected into a file. A data file is normally a collection of characters (or data) that make up a document, like a letter, or a database, like a collection of accounting transactions or customer records. Descriptive filenames are normally used. For example, if you create and save a letter to Mom, you might give it the filename MOM.LTR. A letter to Dad could be called DAD.LTR. A word processing program file might have the filename WP.COM. Examine these filenames a little closer. First, notice that each filename is meaningful. This is important if you want to know what is in a file by looking at its name. Obscure filenames are of little u...
Post a Comment
Read more