linux command split string code example

Example 1: bash split string into variables

# separator is space
VAR="inforge srl bergamo"
read -r ONE TWO THREE <<< "${VAR}"
echo ${ONE}
echo ${TWO}
echo ${THREE}

# separator is comma
VAR="inforge,srl,bergamo"
IFS="," read -r ONE TWO THREE <<< "${VAR}"
echo "${ONE} ${TWO} ${THREE}"

Example 2: bash split variable by delimiter

IFS='|' read -r -a arrayName <<< "$variable"

Example 3: linux split rejoin

cat x* > myImage.iso