Miscellany

while { this[i]!="" | that[j]!="" ){    echo "this[i] loves that[j]";    i++;j++;}here is some example in bash that might help#!/bin/shFOO=( bar string 'some text')foonum=${#FOO}for ((i=0;i<$foonum;i++)); do   echo ${FOO[${i}]}doneproduces -->>barstringsome text