How to collapse elements in bootstrap?

[hp-singh-53e2639c (Harjas Preet Singh)]

How to collapse elements in bootstrap?

[sakshi-srivastava-f3c2a4a4 (Sakshi Srivastava)]

Just add data-toggle=" collapse " and a data-target to the element to automatically assign control of one or more collapsible elements . The data-target attribute accepts a CSS selector to apply the collapse to. Be sure to add the class collapse to the collapsible element .