Class Button Widget
Class constructor
new Button([
String id,
String class,
String type,
String href,
String text,
String title,
Widget icon,
String iconPosition,
String description,
String rel,
String before,
String done,
Strng target,
String style,
Object variable,
Array attribute,
]);
Property :
type ↔ String : primary,secondary,success,info,warning,danger,link,cancel,floating,hidden, default NULL
href ↔ String default is NULL
title ↔ String : default is NULL
icon ↔ Widget : default is NULL,
iconPosition ↔ String : left,right,top,bottom default is left
variable ↔ Object : use RIGHT
attribute ↔ Array : default NULL,
Method :
AppBar::build() → String
