n class="signature">&lt;T&gt;</span><span class="signature">(<wbr><span class="parameter" id="fold-param-initialValue"><span class="type-annotation">T</span> <span class="parameter-name">initialValue</span>, </span> <span class="parameter" id="fold-param-combine"><span class="type-annotation">T</span> <span class="parameter-name">combine</span>(<span class="parameter" id="combine-param-previousValue"><span class="type-annotation">T</span> <span class="parameter-name">previousValue</span>, </span> <span clas