JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#">Focus and go to end</a><br/>
<input id="test" value="This is a test string" />

CSS

body {
    font: 10pt/13pt sans-serif;
}

JavaScript

$("a").click(function(evt){
    evt.preventDefault();
    var input = $("#test");
    var len = input.val().length;
    input[0].focus();
    input[0].setSelectionRange(len, len);
});