老师我这个按钮组件怎么报错了，也不提示，是版本变更吗

Question

Answer 1

CrazyCodeBoy 2022-11-22 08:34:59

将光标放上去看下报错提示，看具体是啥错误呢

• 提问者 weixin_慕仙2090128 #1

  ```
  Type: dynamic
  
  Too many positional arguments: 0 expected, but 1 found.
  Try removing the extra positional arguments, or specifying the name for named arguments.dartextra_positional_arguments_could_be_named
  Undefined name 'RaisedButton'.
  Try correcting the name to one that is defined, or defining the name.dart
  ```

• CrazyCodeBoy #2

  RaisedButton被废弃了，使用ElevatedButton替代

• 提问者 weixin_慕仙2090128 #3

  非常感谢！