JSFiddle - React, Tailwind, and code Playground
HTML
<textarea id="showthis" class="hide" readonly>dfdsfsfasdfdsfsfasdfssdfsfasf</textarea>
JavaScript
$(function(){
var select_all = function(control){
alert(document.getElementById("showthis").value);
$(control).focus().select();
var copy = $(control).val();
window.prompt ("Copy to clipboard: Ctrl+C, Enter", copy);
}
$("#showthis").click(function(){
select_all(this);
})
})