JSFiddle - React, Tailwind, and code Playground

HTML

<body>
    <ul class="fa-ul lead justified" id="JobMemo 1" >
         <li>
            <span>value 1</span>
          </li>
           <li>
            <span>value 2</span>
          </li>
     </ul>
    <input type="button" class="clickMe" value="click me"/>
</body>

JavaScript

$('input.clickMe').click(function () {
    var jobId = '1';
    var jobMemo = $("[id='JobMemo " + jobId  + "']")
    .map(function() {
        return $(this).text();
    }).get();
    alert(jobMemo.join(';')); // show the result
});