title: How to convert a list of numbers in a String to a list of int in dart
body: <p>After reading a line from a file, I have the following String:</p>
  <pre><code>&quot;[0, 1, 2, 3, 4]&quot;
  </code></pre>
  <p>What is the best way to convert this String back to <code>List&lt;int&gt;</code>?</p>