Q:

Ruby program to read entire text from the existing file

belongs to collection: Ruby File Handling Programs

YasminRadwan26
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2022-07-22
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In this program, we will open an existing file using the File class in read ("r") mode. Then we will read the entire data from the existing file using the read() method of the File class and print the result.

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YasminRadwan26
2022-07-22
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Program/Source Code:

The source code to read the entire text from the existing file is given below. The given program is compiled and executed on Windows 10 Operating System successfully.

# Ruby program to read entire text 
# from the existing file

# Open an existing file.
fobj = File.new("MyFile.txt", "r"); 

# Read entire data from existing file.
print "File Text: ",fobj.read();

# Close file object
fobj.close();

Output:

File Text: Sample Text

Explanation:

In the above program, we opened an existing file "MyFile.txt" by creating object fobj of the File class. Then we read the entire text data from the "MyFile.txt" file using the read() method of the File class and printed the data. After that, we closed the open file.

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