error property
A widget that is displayed underneath the prefix and child
widgets.
The error widget is primarily used to inform users of input errors. When
a Text is given to error, it will be shown in
CupertinoColors.destructiveRed coloring and medium-weighted font. The
row becomes taller in order to display the helper widget underneath
prefix and child
. If null, the row is shorter.
Implementation
final Widget? error;