title: Setting an environment variable
body: <p>I am using xp. I am facing problem in using Variables.</p>
  
  <p>I am using following  code</p>
  
  <p>@echo off
  set var = "srting"</p>
  
  <p>When i check the value of var using %</p>
  
  <p>set %var%</p>
  
  <p>Environment variable %var% not defined</p>
  
  <p>Anyone help ...</p>