data-bs-toggle="collapse" bootstrap code example
Example 1: collapse boostrap
<p>
<a class="btn btn-primary" data-toggle="collapse" href="#multiCollapseExample1" role="button" aria-expanded="false" aria-controls="multiCollapseExample1">Toggle first element</a>
<button class="btn btn-primary" type="button" data-toggle="collapse" data-target="#multiCollapseExample2" aria-expanded="false" aria-controls="multiCollapseExample2">Toggle second element</button>
<button class="btn btn-primary" type="button" data-toggle="collapse" data-target=".multi-collapse" aria-expanded="false" aria-controls="multiCollapseExample1 multiCollapseExample2">Toggle both elements</button>
</p>
<div class="row">
<div class="col">
<div class="collapse multi-collapse" id="multiCollapseExample1">
<div class="card card-body">
Anim pariatur cliche reprehenderit, enim eiusmod high life accusamus terry richardson ad squid. Nihil anim keffiyeh helvetica, craft beer labore wes anderson cred nesciunt sapiente ea proident.
</div>
</div>
</div>
<div class="col">
<div class="collapse multi-collapse" id="multiCollapseExample2">
<div class="card card-body">
Anim pariatur cliche reprehenderit, enim eiusmod high life accusamus terry richardson ad squid. Nihil anim keffiyeh helvetica, craft beer labore wes anderson cred nesciunt sapiente ea proident.
</div>
</div>
</div>
</div>
Example 2: bootstrap collapse
<p>
<a
class="btn btn-primary"
data-bs-toggle="collapse"
href="#multiCollapseExample1"
role="button"
aria-expanded="false"
aria-controls="multiCollapseExample1"
>Toggle first element</a
>
<button
class="btn btn-primary"
type="button"
data-bs-toggle="collapse"
data-bs-target="#multiCollapseExample2"
aria-expanded="false"
aria-controls="multiCollapseExample2"
>
Toggle second element
</button>
<button
class="btn btn-primary"
type="button"
data-bs-toggle="collapse"
data-bs-target=".multi-collapse"
aria-expanded="false"
aria-controls="multiCollapseExample1 multiCollapseExample2"
>
Toggle both elements
</button>
</p>
<div class="row">
<div class="col">
<div class="collapse multi-collapse" id="multiCollapseExample1">
<div class="card card-body">
Some placeholder content for the first collapse component of this
multi-collapse example. This panel is hidden by default but revealed
when the user activates the relevant trigger.
</div>
</div>
</div>
<div class="col">
<div class="collapse multi-collapse" id="multiCollapseExample2">
<div class="card card-body">
Some placeholder content for the second collapse component of this
multi-collapse example. This panel is hidden by default but revealed
when the user activates the relevant trigger.
</div>
</div>
</div>
</div>