spacing property Null safety
final
The width of the gap between children for the default horizontal layout.
If the horizontal layout overflows, then overflowSpacing is used instead.
Defaults to 0.0.
Implementation
final double spacing;
The width of the gap between children for the default horizontal layout.
If the horizontal layout overflows, then overflowSpacing is used instead.
Defaults to 0.0.
final double spacing;