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                <p>3 ways of passing arguments to a callback function in JavaScript - and one that doesn't work.</p>
<div class="wrap">
  <div class="text">
    I should be an animal
  </div>
  <button class="btn-nope">No worky</button>
  <button class="btn-horse">Horse</button>
  <button class="btn-capybara">Capybara</button>
  <button class="btn-tapir">Tapir</button>
</div>

            
          
!
            
              body {
  font-family: sans-serif;
  text-align: center;
}
.wrap {
  background-color: indianred;
  margin: 10px auto;
  padding: 30px;
  width: 300px;
}
.text {
  color: white;
  font-size: 1.5rem;
  line-height: 2;
}
            
          
!
            
              const textDiv = document.querySelector('.text');
function updateText(text) {
  textDiv.textContent = text;
}
// This one does not work.
document.querySelector('.btn-nope').addEventListener('click', updateText('Nope'));
// Good ole function.
document.querySelector('.btn-horse').addEventListener('click', function() {
  updateText('Horse');
});
// Newfangled ES6 function.
document.querySelector('.btn-tapir').addEventListener('click', () => updateText('Tapir'));
// Using bind().
document.querySelector('.btn-capybara').addEventListener('click', updateText.bind(null, 'Capybara'));


textDiv.textContent = 'I should be an animal';
            
          
!
999px
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