n>
0016 <span class="comment">%   string_name - String containing the name of the string required, which</span>
0017 <span class="comment">%                 sets the filename storing the string: &lt;string_name&gt;.txt</span>
0018 <span class="comment">%   new_string  - The new string to be saved in the &lt;string_name&gt;.txt file</span>
0019 <span class="comment">%</span>
0020 <span class="comment">% OUT:</span>
0021 <span class="comment">%   string  - The currently saved string. Default: ''</span>
0022 <