a == 0x20) {
      return UriData._parse(uri.substring(start + 5, end), 0, null).uri;
    }
    &#47;&#47; Otherwise the URI doesn&#39;t start with &quot;data:&quot; or any case variant of it.
  }

  &#47;&#47; The following index-normalization belongs with the scanning, but is
  &#47;&#47; easier to do here because we already have extracted variables from the
  &#47;&#47; indices list.
  var indices = new List&lt;int&gt;(8);

  &#47;&#47; Set default values for each position.
  &#47;&#47; The value will ei