文本对齐居中属性设置仅水平对齐.

Text alignment center property setting only horizontal alignment.

我使用下面的代码将文本垂直和水平居中.

I used below code to set text vertically and horizontally center.

代码:

      child: Center(
        child: Text(
          "Hello World",
          textAlign: TextAlign.center,
        ),
      ),