title: Convert sentence of strings to lowercase
body: <p>could someone tell me why am i not getting converted my entire sentence to lowercase? Just the first string untill it finds space?
  Ive got</p>
  
  <pre><code>void uppertolower(char *STR)
  for(unsigned int i =0;i&lt;=strlen(sentence);i++) 
  {
      if(*STR&gt;='A' &amp;&amp; *STR&lt;='Z')
      {
          *STR=*STR+32;
          STR++;
      }
  }
  </code></pre>
  
  <p>This code makes from sentence like HEllo WOrld</p>
  
  <p>Sencte that looks like: hello WOrld</p>
  
  <p>My question is what should i add or change to make the whole HEllo WOrld in lowercase?</p>