لینک با href دکمه با data-bs-target

    <p>
        <a class="btn btn-primary" data-bs-toggle="collapse" href="#collapseExample" role="button" aria-expanded="false" aria-controls="collapseExample">
            Link with href
        </a>
        <button class="btn btn-primary" type="button" data-bs-toggle="collapse" data-bs-target="#collapseExample" aria-expanded="false" aria-controls="collapseExample">
            Button with data-bs-target
        </button>
    </p>
    <div class="collapse" id="collapseExample">
        <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>
    

اولین عنصر را تغییر دهید اولین عنصر را تغییر دهید اولین عنصر را تغییر دهید

    <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">
                    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>
    

<div class="accordion" id="accordionExample">
    <div class="accordion-item">
        <h2 class="accordion-header" id="headingOne">
        <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#collapseOne" aria-expanded="true" aria-controls="collapseOne">
            Accordion Item #1
        </button>
        </h2>
        <div id="collapseOne" class="accordion-collapse collapse show" aria-labelledby="headingOne" data-bs-parent="#accordionExample">
        <div class="accordion-body">
            <strong>This is the first item's accordion body.</strong> It is hidden by default, until the collapse plugin adds the appropriate classes that we use to style each element. These classes control the overall appearance, as well as the showing and hiding via CSS transitions. You can modify any of this with custom CSS or overriding our default variables. It's also worth noting that just about any HTML can go within the <code>.accordion-body</code>, though the transition does limit overflow.
        </div>
        </div>
    </div>
    <div class="accordion-item">
        <h2 class="accordion-header" id="headingTwo">
        <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseTwo" aria-expanded="false" aria-controls="collapseTwo">
            Accordion Item #2
        </button>
        </h2>
        <div id="collapseTwo" class="accordion-collapse collapse" aria-labelledby="headingTwo" data-bs-parent="#accordionExample">
        <div class="accordion-body">
            <strong>This is the second item's accordion body.</strong> It is hidden by default, until the collapse plugin adds the appropriate classes that we use to style each element. These classes control the overall appearance, as well as the showing and hiding via CSS transitions. You can modify any of this with custom CSS or overriding our default variables. It's also worth noting that just about any HTML can go within the <code>.accordion-body</code>, though the transition does limit overflow.
        </div>
        </div>
    </div>
    <div class="accordion-item">
        <h2 class="accordion-header" id="headingThree">
        <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseThree" aria-expanded="false" aria-controls="collapseThree">
            Accordion Item #3
        </button>
        </h2>
        <div id="collapseThree" class="accordion-collapse collapse" aria-labelledby="headingThree" data-bs-parent="#accordionExample">
        <div class="accordion-body">
            <strong>This is the third item's accordion body.</strong> It is hidden by default, until the collapse plugin adds the appropriate classes that we use to style each element. These classes control the overall appearance, as well as the showing and hiding via CSS transitions. You can modify any of this with custom CSS or overriding our default variables. It's also worth noting that just about any HTML can go within the <code>.accordion-body</code>, though the transition does limit overflow.
        </div>
        </div>
    </div>
    </div>

var collapseElementList = [].slice.call(document.querySelectorAll('.collapse'))
    var collapseList = collapseElementList.map(function (collapseEl) {
        return new bootstrap.Collapse(collapseEl)
    })
    

var myCollapse = document.getElementById('myCollapse')
    var bsCollapse = new bootstrap.Collapse(myCollapse, {
        toggle: false
    })
    

var myCollapsible = document.getElementById('myCollapsible')
    myCollapsible.addEventListener('hidden.bs.collapse', function () {
        // do something...
    })