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(UPI) Chapter 9: Understanding the Document Object Model (DOM) with JavaScript

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Instruction

Using Tag Names

Another way to find elements on an HTML page is the getElementsByTagName method. It accepts a tag name, e.g., 'h1', 'div', or 'p', and returns all such elements in an array.

Here, we use the method to retrieve an array of all 'div' elements.

function show() {
  "use strict";

  // if you want to search in the complete document, you must specify 'document'
  let elemArray = docu...