Ruby Basic Exercises: Create a new string from a given string using the first three characters

Ruby Basic: Exercise-13 with Solution

Write a Ruby program to create a new string from a given string using the first three characters or whatever is there if the string is less than length 3. Return n copies of the string.

Ruby Code:

def multiple_string(str, n)
    str.length < 3 ? str*n : str[0..2]*n
end

print multiple_string('abcdefg', 1),"\n"
print multiple_string('abcdefg', 2),"\n"
print multiple_string('abcdef', 1),"\n"
print multiple_string('abcdef', 2),"\n"
print multiple_string('abc', 1),"\n"
print multiple_string('ab', 2),"\n"

Output:

abc
abcabc
abc
abcabc
abc
abab

Flowchart:

Ruby Code Editor:

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Previous: Write a Ruby program to create a new string where "if" is added to the front of a given string. If the string already begins with "if", return the string unchanged.
Next: Write a Ruby program which accept the radius of the sphere as input and compute the volume.

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