->

  <div id="dartdoc-main-content" class="col-xs-12 col-sm-9 col-md-8 main-content">
      <div><h1><span class="kind-constant">FROM</span> constant</h1></div>

    <section class="multi-line-signature">
        <span class="returntype"><a href="dart-core/String-class.html">String</a></span>
        const <span class="name deprecated">FROM</span>
        =
        <span class="constant-value">fromHeader</span>
    </section>

        <section class="summary source-code" id="source">
      <h2><span>Implem