| STEP# | CODE | COMMENT |
|---|---|---|
| 01 | echo -n "Are you sure (Y/N)? " |
print prompt just once with echo |
| 02 | answered= |
initiate an empty test binding |
| 03 | while [[ ! $answered ]]; do |
loop until test binding is populated |
| 04 | read -r -n 1 -s answer |
get input, supress escape, only 1 char, supress input |
| 05 | if [[ $answer = [Yy] ]]; then |
test if input is y or Y |
| 06 | answered="yes" |
..if true, set test binding to yes → step #12 |
| 07 | elif [[ $answer = [Nn] ]]; then |
else, test is input is n or N |
| 08 | answered="no" |
..if trye, set test binding to no → step #12 |
| 09 | fi |
end of the test |
| 10 | done |
end of the loop |
| 12 | printf "\n%s\n" $answered |
print formatted result enclosed with two newlines |
Created
January 13, 2022 08:15
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