Shell scripting is really a powerful and dynamic way to automate your tasks. To test if a directory or file already exists in the system or not we can use shell scripting for the same along with test command. To proceed with the test script lets first check the test manual. To open a manual use the man command as follows:
Right now we will be covering these two highlighted arguments in your script, further, you can use and test all of them. First, create a shell script file like test.sh using any editor of your choice like nano, vim or sublime and give it executable permissions(chmod +x).
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In the below example we are checking if /usr/games directory is present or not.
Everytime I turn on my computer, before the login screen, the message 'Checking File System on C: the type of file is NTFS, One of your disk needs to be checked for consistency.' This operation appends data to a file. Copy file: This operation copies a file to a file system. Create file: This operation creates a file. X2 hot pro driver adjustments utility. If the file already exists, the existing content is replaced. Delete file: This operation deletes a file. Extract archive to folder: This operation extracts an archive file into a folder (example:.zip.
if[ -d /usr/games]; echo'The Directory Exists'echo'The Directory is not present' |
Let's see another example where we have deleted a file from the directory and let's check what happens.
if[ -e /usr/games/master.txt ]; echo'The file Exists'echo'The file is not present' |
Now we used -e argument to check for the file and we got the message that file is not present as we had deleted it. Like this, you can play with the shell script, refer to the test manual and test more awesome stuff with this.
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Shell scripting is really a powerful and dynamic way to automate your tasks. To test if a directory or file already exists in the system or not we can use shell scripting for the same along with test command. To proceed with the test script lets first check the test manual. To open a manual use the man command as follows:
Right now we will be covering these two highlighted arguments in your script, further, you can use and test all of them. First, create a shell script file like test.sh using any editor of your choice like nano, vim or sublime and give it executable permissions(chmod +x).
Search the best Minecraft seed codes for PC, Pocket Edition, Consoles, and more. Find your perfect adventure in the largest collection of Minecraft seeds. Best minecraft castle seed.
In the below example we are checking if /usr/games directory is present or not.
Everytime I turn on my computer, before the login screen, the message 'Checking File System on C: the type of file is NTFS, One of your disk needs to be checked for consistency.' This operation appends data to a file. Copy file: This operation copies a file to a file system. Create file: This operation creates a file. X2 hot pro driver adjustments utility. If the file already exists, the existing content is replaced. Delete file: This operation deletes a file. Extract archive to folder: This operation extracts an archive file into a folder (example:.zip.
if[ -d /usr/games]; echo'The Directory Exists'echo'The Directory is not present' |
Let's see another example where we have deleted a file from the directory and let's check what happens.
if[ -e /usr/games/master.txt ]; echo'The file Exists'echo'The file is not present' |
Now we used -e argument to check for the file and we got the message that file is not present as we had deleted it. Like this, you can play with the shell script, refer to the test manual and test more awesome stuff with this.
Recommended Posts:
If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.
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File System Types Ntfs
