l">
<code class="tmd-code-span">S{0, false}</code>. In this variant, no field names are present but all field values must be present by the field declaration orders.
</div>
</li>
<li class="tmd-list-item">
<div class="tmd-usual">
<code class="tmd-code-span">S{x: 0, y: false}</code>, <code class="tmd-code-span">S{y: false, x: 0}</code>, <code class="tmd-code-span">S{x: 0}</code>, <code class="tmd-code-span">S{y: false}</code> and <code class="tmd-code-span">S{}</code>. In this variant, each field item is opt