CTIONS-RUPSHIFT" class="id_link">#</a></dt><dd><p>
        Convert a string to upper case.
</p><pre class="synopsis">
void rupshift(char *str);
</pre><p>
        The function receives a pointer to the string and transforms every
        lower case character to upper case.
       </p></dd><dt id="ECPG-INFORMIX-FUNCTIONS-BYLENG"><span class="term"><code class="function">byleng</code></span> <a href="#ECPG-INFORMIX-FUNCTIONS-BYLENG" class="id_link">#</a></dt><dd><p>
        Return the number of characters in a