How to convert a string to upper or lower case in bash?
Assuming tr is available on the system,
Convert the given argument into an all lower case string.
toLower() {
echo $1 | tr "[:upper:]" "[:lower:]"
}
Convert the given argument into an all lower case string.
toUpper() {
echo $1 | tr "[:lower:]" "[:upper:]"
}
(taken from: http://blog.spikesource.com/bashstringconversion.htm)
