title: How to take an array from user in flutter from text field?
body: <p>Widget build(BuildContext context) {</p>
  
  <pre><code>TextField XnumField = new TextField(
    keyboardType: TextInputType.numberWithOptions(),
    decoration: new InputDecoration(labelText: "X array"),
    onSubmitted: (String text){
        for(i = 0; i &lt; 4; i++){
          X[i] = int.parse(text);
        }
    },
  );
  </code></pre>