Q:

Ruby program to remove all items from the hash collection

belongs to collection: Ruby Hashes Programs

YasminRadwan26
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2022-07-23
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In this program, we will create a hash collection and print the created collection. Then we will remove all items from the hash collection using the clear() method.

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YasminRadwan26
2022-07-23
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Program/Source Code:

The source code to remove all items from the hash collection is given below. The given program is compiled and executed on Windows 10 Operating System successfully.

# Ruby program to remove all items 
# from hash collection

student = {"101" => "Amit", "102" => "Arun", "103" => "Sumit"};

print "Student information before clear() method: \n",student;

student.clear();

print "\nStudent information after clear() method: \n",student;

Output:

Student information before clear() method: 
{"101"=>"Amit", "102"=>"Arun", "103"=>"Sumit"}
Student information after clear() method: 
{}

Explanation:

In the above program, we created a hash collection to store student information. Then we removed all items from the user using the clear() method. Then we printed the updated hash collection.

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