Q:

Ruby program to check a file has writable permission or not

belongs to collection: Ruby File Handling Programs

YasminRadwan26
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2022-07-23
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In this program, we will check a specified file has writable permission or not using the File.readable?() method and print the appropriate message.

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YasminRadwan26
2022-07-23
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Program/Source Code:

The source code to check a file has writable permission or not is given below. The given program is compiled and executed on Windows 10 Operating System successfully.

# Ruby program to check a file has 
# writable permission or not

result = File.writable?("MyFile.txt");

if (result == true)
  print ("File has writable permission.\n");
else
  print ("File has not writable permission.\n");
end

Output:

File has writable permission.

Explanation:

In the above program, we checked the "MyFile.txt" file has writable permission or not using File.writable?() method and printed appropriate message.

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