ref="Pervasives.html#TYPEout_channel">out_channel</a> -&gt; int</code></pre><div class="info ">
Return the size (number of characters) of the regular file
   on which the given channel is opened.  If the channel is opened
    on a file that is not a regular file, the result is meaningless.<br>
</div>

<pre><span id="VALclose_out"><span class="keyword">val</span> close_out</span> : <code class="type"><a href="Pervasives.html#TYPEout_channel">out_channel</a> -&gt; unit</code></pre><div class="info ">
Close th