javascript dom cheat sheet

                                    Finally found out JavaScript Cheatsheet in PDF format :)

Check this 4 JavaScript Cheatsheet in PDF format:
https://buggyprogrammer.com/cheat-sheet-for-javascript

                                    // Returns a reference to the element by its ID.
document.getElementById('someid');

// Returns an array-like object of all child elements which have all of the given class names.
document.getElementsByClassName('someclass');

// Returns an HTMLCollection of elements with the given tag name.
document.getElementsByTagName('LI');

// Returns the first element within the document that matches the specified group of selectors.
document.querySelector('.someclass');

// Returns a list of the elements within the document (using depth-first pre-order traversal of the document's nodes)
// that match the specified group of selectors.
document.querySelectorAll('div.note, div.alert');

                                    /* Convenient interactive cheat sheet */ 'https://htmlcheatsheet.com/js/'
/* PDF VERSION */'https://websitesetup.org/wp-content/uploads/2020/09/Javascript-Cheat-Sheet.pdf'

                                    // Get child nodes
var stored = document.getElementById('someid');
var children = stored.childNodes;

// Get parent node
var parental = children.parentNode;

                                    <div id='box1'>
  <p>Some example text</p>
</div>
<div id='box2'>
  <p>Some example text</p>
</div>