  const
      <span class="name ">form_txtin</span>(<wbr><ol class="parameter-list"><li><span class="parameter" id="-param-key">{<span class="type-annotation"><a href="https://api.flutter.dev/flutter/foundation/Key-class.html">Key</a>?</span> <span class="parameter-name">key</span>, </span></li>
<li><span class="parameter" id="-param-hint"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a>?</span> <span class="parameter-name">hint</span>, </span></