okens</span><span class="special">&lt;</span><span class="identifier">lex</span><span class="special">::</span><span class="identifier">lexertl</span><span class="special">::</span><span class="identifier">lexer</span><span class="special">&lt;&gt;</span> <span class="special">&gt;</span> <span class="identifier">word_count_functor</span><span class="special">;</span>

    <span class="comment">// tokenize the given string, the bound functor gets invoked for each of </span>
    <span class="comment">// the 