Flutter 中TextField的hintText不居中与光标位置不一致

第一种：在main.dart里全局修改(推荐)

theme: ThemeData(
  textTheme: TextTheme(subhead: TextStyle(textBaseline: TextBaseline.alphabetic))
),

第二种：在文件中单独修改

TextField(
    style: TextStyle(textBaseline: TextBaseline.alphabetic),
)