Javascript Tutorial Operation

Operation

1. Append content to the end of the HTML document with document.writeln() in JavaScript
2. Change the document title in JavaScript
3. Check if the document object has the querySelectorAll method in JavaScript
4. Delete all cookies by setting the expire date in JavaScript
5. Navigate to the new URL and make an entry in the browser's history stack in JavaScript
6. Query HTML document using CSS selector in JavaScript
7. Set new hash for a page in JavaScript
8. Use document.writeln() to append tags in JavaScript
9. Use parent selector in CSS to query elements in JavaScript

Javascript Tutorial Operation