Badge Example
Badge generates a small badge to the top-right of its child(ren)
Badges can be used as part of links or buttons to provide a counter.
Icon Badges
Badge can also be used as a parent of a icon as well as a parent of a clickable icon
Item One
You can use the matBadgePosition properties to move the badge to any corner of the wrapped element.
Chips
Chips allow users to enter information, make selections, filter content, or trigger actions.