bash store output of command in variable when it's successful code example
Example 1: save output of command to craible bash
password=$(openssl rand -base64 32)
echo $password
Example 2: save output of command to variable bash
OUTPUT="$(ls -1)"
echo "${OUTPUT}"
MULTILINE=$(ls \
-1)
echo "${MULTILINE}"
Example 3: shell script store command output in variable
#Just use following structure to store output of command into a variable:
var=$(command)
#For example:
var=$(echo 'hi') #store hi into var
var=$(ls) #store list of files into var