) :: begin,end
 character(len(str))         :: string  ! output string
</pre> <h2><a class="anchor" id="autotoc_md9"></a>
DESCRIPTION</h2>
<p>upper(string) returns a copy of the input string with all characters converted in the optionally specified range to uppercase, assuming ASCII character sets are being used. If no range is specified the entire string is converted to uppercase.</p>
<h2><a class="anchor" id="autotoc_md10"></a>
OPTIONS</h2>
<p>str string to convert to uppercase begin optional starting pos