Bootstrap Snippet Read More Read Less Button using HTML CSS Javascript

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<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<div class="container">
    <div class="row">
        <p> erisque enim ligula venenatis dolor. Maecenas nisl est, ultrices nec congue eget, auctor vitae massa. Fusce luctus vestibulum augue ut aliquet. Nunc sagittis dictum nisi, sed ullamcorper ipsum dignissim ac. In at libero sed nunc venenatis imperdiet sed ornare turpis. Donec vitae dui eget tellus gravida venenatis. Integer fringilla congue eros non fermentum. Sed dapibus pulvinar nibh tempor<span id="dots">...</span><span id="more">erisque enim ligula venenatis dolor. Maecenas nisl est, ultrices nec congue eget, auctor vitae massa. Fusce luctus vestibulum augue ut aliquet. Nunc sagittis dictum nisi, sed ullamcorper ipsum dignissim ac. In at libero sed nunc venenatis imperdiet sed ornare turpis. Donec vitae dui eget tellus gravida venenatis. Integer fringilla congue eros non fermentum. Sed dapibus pulvinar nibh tempor porta.</span>  </p>
                                                                        
      <h4 class="read-story" onclick="myFunction()" id="myBtn"> Read Katie’s Story <span id="btnChange">+</span></h4>
    </div>
</div>
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.read-story {
    cursor:pointer;
}
#more {display: none;}
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function myFunction() {
                      var dots = document.getElementById("dots");
                      var moreText = document.getElementById("more");
                      var btnText = document.getElementById("myBtn");
                      var plusminus = document.getElementById("btnChange");
                      if (dots.style.display === "none") {
                        dots.style.display = "inline";
                        plusminus.innerHTML = "+";                      
                        moreText.style.display = "none";
                      } else {
                        dots.style.display = "none";
                        plusminus.innerHTML = "−";
                        moreText.style.display = "inline";
                      }
                    }
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"Read More Read Less Button"
Bootstrap 4.1.1 Snippet by naimansari

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Questions / Comments:

"Read More Read Less Button" Bootstrap 4.1.1 Snippet by naimansari

Related: See More

Questions / Comments:

"Read More Read Less Button"
Bootstrap 4.1.1 Snippet by naimansari