JSFiddle - React, Tailwind, and code Playground

JavaScript

function compare() {
  x = 10;
  z = '10';
  document.write("x = 10;" + '<br>');
  document.write("z = 'text';" + '<br><br>');

  if (x == z) {
    document.write("x равнo z" + '<br>');
    document.write(typeof(x) + " " + typeof(z) + '<br><br>');
  } else {
    document.write("x не равнo z" + '<br>');
    document.write(typeof(x) + " " + typeof(z) + '<br><br>');
  }
  
  
  x2 = '10';
  z2 = 'text';
  document.write("x2 = '10';" + '<br>');
  document.write("z2 = 'text';" + '<br><br>');

  if (x2 == z2) {
    document.write("x2 равнo z2" + '<br>');
    document.write(typeof(x2) + " " + typeof(z2) + '<br><br>');
  } else {
    document.write("x2 не равнo z2" + '<br>');
    document.write(typeof(x2) + " " + typeof(z2) + '<br><br>');
  }

}

compare();