$ str=abcd; [[ $'a\177' = a"${str:4:1}" ]]; echo $? 0
This happens in every version since 3.1, including the devel branch. --- xoxo iza
$ str=abcd; [[ $'a\177' = a"${str:4:1}" ]]; echo $? 0
This happens in every version since 3.1, including the devel branch. --- xoxo iza