Flutter textfield example with multiline

multiline_textfield_example.dart

  final _controller = TextEditingController();

  Widget _buildMultilineTextField() {
    return TextField(
      controller: this._controller,
      maxLines: 10,
      textCapitalization: TextCapitalization.sentences,
      decoration: InputDecoration(
        counterText: '${this._controller.text.split(' ').length} words',
        labelText: 'Enter multiline text:',
        hintText: 'type something...',
        border: OutlineInputBorder(),
      ),
      onChanged: (text) => setState(() {}),
    );
  }