Question

Write a shell script to convert to lower case or upper case as specified by user.

Answer 1

Utilize the tr order to change over all approaching content/words/variable information from upper to bring down case or tight clamp versa (make an interpretation of every capitalized character to lowercase).

Beyond any doubt it will be particularly compelling and uncommon.

Bash adaptation 4.x+ client can utilize parameter development to adjust the instance of alphabetic characters in parameter.