l</span>&nbsp;to_seq&nbsp;:&nbsp;<span class="constructor">String</span>.t&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;char&nbsp;<span class="constructor">Seq</span>.t<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;to_seqi&nbsp;:&nbsp;<span class="constructor">String</span>.t&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;(int&nbsp;*&nbsp;char)&nbsp;<span class="constructor">Seq</span>.t<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;of_seq&nbsp;:&nbsp;char&nbsp;<span class="constructor