In this program, we will create a hash collection and print the created collection. Then we will delete a specific item based on the specific key from the hash collection using the delete() method.
The source code to delete the item from the hash collection based on a specific key is given below. The given program is compiled and executed on Windows 10 Operating System successfully.
# Ruby program to delete item from hash collection
# based on specific key
student = {"101" => "Amit", "102" => "Arun", "103" => "Sumit"};
print "Student information: \n",student;
student.delete("102");
print "\nStudent information after delete() method: \n",student;
Output:
Student information:
{"101"=>"Amit", "102"=>"Arun", "103"=>"Sumit"}
Student information after delete() method:
{"101"=>"Amit", "103"=>"Sumit"}
Explanation:
In the above program, we created a hash collection to store student information. Then we deleted the specific item from the hash collection based on a specific key. After that, we printed the updated collection.
Program/Source Code:
The source code to delete the item from the hash collection based on a specific key is given below. The given program is compiled and executed on Windows 10 Operating System successfully.
Output:
Explanation:
In the above program, we created a hash collection to store student information. Then we deleted the specific item from the hash collection based on a specific key. After that, we printed the updated collection.
need an explanation for this answer? contact us directly to get an explanation for this answer