JSFiddle - React, Tailwind, and code Playground

HTML

<input class="input" type="text" value="lalalala">

JavaScript

const input = document.querySelector('.input');

input.addEventListener('click', () => {
    if (input.setSelectionRange) {
        const length = input.value.length * 2;
        setTimeout(() => {
            input.setSelectionRange(length, length);
        }, 1);
    }
});