Ruby program to access a global variable from a method of the class

Program/Source Code:

The source code to access a global variable from a method of the class is given below. The given program is compiled and executed successfully.

# Ruby program to access global variable 
# from a method of class

$global_var = 100;

class Sample
    def AcessGlobal
        print "global_var is: ",$global_var;
    end
end

obj = Sample.new();

obj.AcessGlobal();

Output:

global_var is: 100

Explanation:

In the above program, we created a global variable global_var initialized with 100. Then we created a class Sample that contains a method AccessGlobal(). Here, we accessed the value global variable from the method of a Sample class and printed the value of the global variable.