anchor"></a><code><span class="keyword">val</span> string_from_ptr : <span>char <a href="index.html#type-ptr">ptr</a></span> <span>&#45;&gt;</span> <span>length:int</span> <span>&#45;&gt;</span> string</code></dt><dt class="spec value" id="val-ocaml_string_start"><a href="#val-ocaml_string_start" class="anchor"></a><code><span class="keyword">val</span> ocaml_string_start : string <span>&#45;&gt;</span> <span>string <a href="index.html#type-ocaml">ocaml</a></span></code></dt><dt class="spec value" id="val-o