JSFiddle - React, Tailwind, and code Playground

HTML

<button onclick="generate();">Generate password</button>
<p id="pw">
  <!-- password should go here -->
</p>

<script>

var arr = ["a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"];

function generate () {
  for (i = 0; i < 10; i++) {
    randomLetter = arr[Math.floor(arr.length * Math.random())];
  console.log(randomLetter);
  }
}

</script>