The Card

The Card is a Material Design component[24] used to visually group together (or separate) widgets.

You can use it as part of the overall layout of an app or inside lists or grids.

For example, this code:

  padding: EdgeInsets.all(20.0),
  itemCount: 15,
  gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
  crossAxisCount: 3,
  crossAxisSpacing: 50.0,
  mainAxisSpacing: 100.0,
  itemBuilder: (context, i) => Card(
  child: Center(
  child: Text(​"​​${i+1}​​"​),

nicely shows the space available for each GridView tile on those settings:


But a Card is used really often inside ListViews.

An example ...

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