<!-- Button trigger modal -->

<button

  type="button"

  class="btn btn-primary"

  data-toggle="modal"

  data-target="#exampleModal1"

>

  Launch datepicker inline

</button>

​

<!-- Modal -->

<div

  class="modal fade"

  id="exampleModal1"

  tabindex="-1"

  aria-labelledby="exampleModalLabel"

  aria-hidden="true"

>

  <div class="modal-dialog">

    <div class="modal-content">

      <div class="modal-header">

        <h5 class="modal-title" id="exampleModalLabel">Modal title</h5>

        <button type="button" class="close" data-dismiss="modal" aria-label="Close">

          <span aria-hidden="true">&times;</span>

        </button>

      </div>

      <div class="modal-body">

        <div class="form-outline datepicker" data-inline="true">

  <input type="text" class="form-control" id="exampleDatepicker2" />

  <label for="exampleDatepicker2" class="form-label">Select a date</label>

</div>

      </div>

      <div class="modal-footer">

        <button type="button" class="btn btn-secondary" data-dismiss="modal">

          Close

        </button>

        <button type="button" class="btn btn-primary">Save changes</button>

      </div>

    </div>

  </div>

</div>

​

<!-- Button trigger modal -->

<button

  type="button"

  class="btn btn-primary"

  data-toggle="modal"

  data-target="#exampleModal2"

>

  Launch datepicker not inline

</button>

​

<!-- Modal -->

<div

  class="modal fade"

  id="exampleModal2"

  tabindex="-1"

  aria-labelledby="exampleModalLabel"

  aria-hidden="true"

>

  <div class="modal-dialog">

    <div class="modal-content">

      <div class="modal-header">

        <h5 class="modal-title" id="exampleModalLabel">Modal title</h5>

        <button type="button" class="close" data-dismiss="modal" aria-label="Close">

          <span aria-hidden="true">&times;</span>

        </button>

      </div>

      <div class="modal-body">

        <div class="form-outline datepicker">

  <input type="text" class="form-control" id="exampleDatepicker2" />

  <label for="exampleDatepicker2" class="form-label">Select a date</label>

</div>

      </div>

      <div class="modal-footer">

        <button type="button" class="btn btn-secondary" data-dismiss="modal">

          Close

        </button>

        <button type="button" class="btn btn-primary">Save changes</button>

      </div>

    </div>

  </div>

</div>

​

​