span> unit</span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-pp"><a href="#val-pp" class="anchor"></a><code><span><span class="keyword">val</span> pp : 
  <span>pp_value:<span>(<span><span class="xref-unresolved">IStdlib__PrettyPrintable</span>.F.formatter <span class="arrow">&#45;&gt;</span></span> <span><span class="type-var">'a</span> <span class="arrow">&#45;&gt;</span></span> unit)</span> <span class="arrow">&#45;&gt;</span></span>
  <span><span class="xref-unreso