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<h1><span class="kind-property">args</span> property 
    <a href="https://dart.dev/null-safety" class="feature feature-null-safety" title="Supports the null safety language feature.">Null safety</a>
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          <a href="https://api.dart.dev/stable/2.19.6/dart-core/Map-class.html">Map</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.dart.dev/stable/2.19.6/dart-core/Strin