th'</span>)), <span class="string">'.ignore'</span>);
0043     file_name = fullfile(dname, fname);
0044     <span class="keyword">if</span> nargin &gt; 1
0045         <span class="comment">% Set string</span>
0046         <span class="keyword">if</span> ~ischar(string)
0047             error(<span class="string">'new_string must be a string.'</span>);
0048         <span class="keyword">end</span>
0049         <span class="comment">% Make sure the save directory exists</span>
0050         <span class="commen