/span> <span class="o">=</span> <span class="s1">&#39;foo&#39;</span><span class="p">;</span>             <span class="c1">// single letter variables should only be used in for() loops</span>
<span class="nv">$Str</span>                    <span class="c1">// contains uppercase letters</span>
<span class="nv">$bufferedText</span>           <span class="c1">// uses CamelCasing, and could be shortened without losing semantic meaning</span>
<span class="nv">$groupid</span>                <span class="c1">// mu