Get Last Character of Variable
main() {
HI="12"
last_char="${HI: -1}"
echo "last_char='${last_char}'"
}
main "${@}" || exit 1
main() {
last_char="${HI_I_DONT_EXIST: -1}"
echo "last_char='${last_char}'"
}
main "${@}" || exit 1
main() {
HI="12"
last_char="${HI: -1}"
echo "last_char='${last_char}'"
}
main "${@}" || exit 1
main() {
last_char="${HI_I_DONT_EXIST: -1}"
echo "last_char='${last_char}'"
}
main "${@}" || exit 1