#!/bin/bash

# eval.sh

# what does 'eval' do?

VAR=A			# Variable "VAR" has value "A"
var=VAR			# Variable "var" has value "VAR"
eval $var=B		# get (evaluate) the value of "$var" ("VAR") and assign "B" to it
echo "\$VAR: $VAR"
echo "\$var: $var"