Ruby program to get the size of an array using the size() method

arr1 = [101,"Rahul",15000];
arr2 = [101,102,103,104,105];
arr3 = Array.new(10);

print "Size of Array1: ",arr1.size(),"\n";
print "Size of Array2: ",arr2.size(),"\n";
print "Size of Array3: ",arr3.size(),"\n";

Output:

Size of Array1: 3
Size of Array2: 5
Size of Array3: 10