JSFiddle - React, Tailwind, and code Playground

by sii_side

HTML

<div class="js-test20"></div>

JavaScript

var j = 21;

while (j <= 29) {
  $('.js-test20').text('mochibarakun');
  $('.js-test20').append('<p class="js-test+j">daikun</p>');
  j += 1; // i=i+1
}