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JavaScript JavaScript and the DOM Getting a Handle on the DOM Select by ID

Ricky Redman
Ricky Redman
7,520 Points
Posted by Ricky Redman
Ricky Redman
7,520 Points

I'm confused about this challenge, is the id entered the into a method?

I'm confused about this challenge, is the id entered the into a method?

app.js 
// Complete the challenge by writing JavaScript below
const button = '<button></button>';

button.addEventListener('click', () => {
  alert(input.value);
});
index.html 
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <title>Phrase Sayer</title>
  </head>
  <body>
    <p><label for="input-phrase">Type a phrase</label></p>
    <p><input type="text" id="input-phrase"></p>
    <p><button id="btn-phrase">Say Phrase</button></p>
    <script src="app.js"></script>
  </body>
</html>

1 Answer

Steven Parker
Steven Parker
231,271 Points
Steven Parker
Steven Parker
231,271 Points

Instead of assigning "button" with a string containing HTML, use a selector function to assign it using a reference to the element that already exists.

For example:

const button = document.getElementById("btn-phrase");