title: Get the String content from a Text() Widget in Flutter
body: <p>Is it possible to get the <code>String</code> value from a <code>Text()</code> Widget after it is defined?</p>
  
  <p><strong>Example code</strong></p>
  
  <pre><code>Text txt = Text("example text");
  
  getValueFromtxt() {
    var value = txt.text;                  &lt;------
  }
  
  @override
  Widget build(BuildContext context) {
    return txt;
  }
  </code></pre>