JSFiddle - React, Tailwind, and code Playground
HTML
<p id="caseText"></p>
<button>change</button>
JavaScript
$('button').click(function(){
$('#caseText').text('your case id is 1111')
})
<p id="caseText"></p>
<button>change</button>
$('button').click(function(){
$('#caseText').text('your case id is 1111')
})