flutter 領域いっぱいにウィジェット表示

double.infinityと指定する

SizedBox(
        width: double.infinity,
        height: 300,
        child: Card(
          elevation: 2,
          child: Text("test")
         ),
      )

---

Related Notes

References

• https://www.codegrepper.com/code-examples/whatever/flutter+sizedbox+max+width

Tags

• #flutter