{"tab":"top2"}

Tab switcher widget

Intro
State
In page
Right aligned

Tab widgets affect a state variable that is then used to show or hide content. The tab switcher widget in the app bar sets the value of the state variable tabto the key of the selected tab: top1, top2 or top3.

Click on the next tab label (“In page”) to switch tabs.

Slide open the debugger to see the impact on the state of the page.