2 FAQ tagged "tr command"

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Shell Scripting: Convert Uppercase to Lowercase
Q. How do I convert uppercase words to lowercase or vise versa under BASH shell? I’ve a small shell script and I’d like to convert all incoming user input to lowercase using a shell script.
Understanding Linux / UNIX tr command
Q. Can you explain the tr command and how to use it under Linux / UNIX like oses?
A. The tr utility copies the given input to produced the output with substitution or deletion of selected characters. tr abbreviated as translate or transliterate. It takes as parameters two sets of characters, and replaces occurrences of the [...]

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