es/store/table/"><code>Table</code></a> or <a href="/api/store/type-aliases/store/cell/"><code>Cell</code></a> value that does not exist) then <code>undefined</code> is returned.</p><section class="s2"><h2>Example</h2><p>This example creates a <a href="/api/the-essentials/creating-stores/store/"><code>Store</code></a>, creates a <a href="/api/metrics/interfaces/metrics/metrics/"><code>Metrics</code></a> object, and defines a simple <a href="/api/metrics/type-aliases/metric/metric/"><code>Metric</code></a> t