 class="s2" id="/api/ui-react/functions/store-hooks/usehasvalue/" data-id="uHV2"><h2><code>useHasValue</code></h2><p>The <code>useHasValue</code> hook returns a boolean indicating whether a given <a href="/api/store/type-aliases/store/value/"><code>Value</code></a> exists in the <a href="/api/the-essentials/creating-stores/store/"><code>Store</code></a>, and registers a listener so that any changes to that result will cause a re-render. <a href="/api/ui-react/functions/store-hooks/usehasvalue/">Read more</a