Ruby Array Exercises: Convert an array into an index hash

Ruby Array: Exercise-42 with Solution

Write a Ruby program to convert an array into an index hash.

Ruby Code:

nums = [10, 20, 30, 40]
print "Original array:\n"
print nums
print "\nIndex Hash:\n"
print Hash[nums.zip]

Output:

Original array:
[10, 20, 30, 40]
Index Hash:
{10=>nil, 20=>nil, 30=>nil, 40=>nil}

Flowchart:

Ruby Code Editor:

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