gatesphere · October 12, 2015 17:27
diff --git a/concat.sh b/concat.sh
 a="hello"
 b="world"

 c=$a" there, isn't it a wonderful "$b"?"

 echo $c
diff --git a/return-value.sh b/return-value.sh
 function hello-world {
  local __resultvar=$1
  local __blah="Hello, world!"
  eval $__resultvar="'$__blah'"
 }

 hello-world foo
 echo $foo
diff --git a/slash-r.sh b/slash-r.sh
 for i in {1..100}; do 
  echo -ne "\r$i" 
  sleep .5
 done
 echo