position in
    the line and <code class="code">enum</code> the last character position in the line.<br>
<b>Since</b> 4.02.0<br>
</div>

<pre><span id="VAL__LOC_OF__"><span class="keyword">val</span> __LOC_OF__</span> : <code class="type">'a -&gt; string * 'a</code></pre><div class="info ">
<code class="code">__LOC_OF__ expr</code> returns a pair <code class="code">(loc, expr)</code> where <code class="code">loc</code> is the
    location of <code class="code">expr</code> in the file currently being parsed 