what is difference between < length() and <=length()-1? : <pre><code>'String s=" ";'//java developer 
 for(int i=0;i&lt;=arg0.length()-1;i++)//it's subtracts 
</code></pre>

<p>i.e length()=10-1=9.?? otherwise it's index starts from 0?
  Hope u guys </p>
