Ruby program to demonstrate the upto() function

Ruby Example: Write a program to demonstrate the upto() function.
Submitted by Nidhi, on December 12, 2021

Problem Solution:

In this program, we will demonstrate the upto() function. The upto() function returns all the numbers greater than equal to the number till the specified number.

Program/Source Code:

The source code to demonstrate the upto() function is given below. The given program is compiled and executed successfully.

```# Ruby program to demonstrate
# the upto() function

num1 = 5 ;
num2 = -5;

# Prints the number up to 10
num1.upto(10){| i | print i, " "}

print "\n";

# Prints the number up to 1
num2.upto(1){| i | print i, " "}
```

Output:

```5 6 7 8 9 10
-5 -4 -3 -2 -1 0 1
```

Explanation:

In the above program, we created two integer variables num1, num2 that are initialized with 5, -5 respectively. Then we called upto() function and printed numbers in increasing order till specified number.

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