javascript sheet cheat code example

Example 1: javascript cheat sheet

Best Cheat Sheet:
https://websitesetup.org/wp-content/uploads/2020/09/Javascript-Cheat-Sheet.pdf

Example 2: dom javascript cheat sheet

// grab element on page you want to add stuff to
var firstHeading = document.getElementById('firstHeading');

// add both new elements to the page as children to the element we stored in firstHeading.
firstHeading.appendChild(newHeading);
firstHeading.appendChild(newParagraph);

// can also insert before like so

// get parent node of firstHeading
var parent = firstHeading.parentNode;

// insert newHeading before FirstHeading
parent.insertBefore(newHeading, firstHeading);

Example 3: dom javascript cheat sheet

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

Example 4: dom javascript cheat sheet

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

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

Example 5: dom javascript cheat sheet

// create new elments
var newHeading = document.createElement('h1');
var newParagraph = document.createElement('p');

// create text nodes for new elements
var h1Text= document.createTextNode('This is a nice header text!');
var pText= document.createTextNode('This is a nice paragraph text!');

// attach new text nodes to new elements
newHeading.appendChild(h1Text);
newParagraph.appendChild(pText);

// elements are now created and ready to be added to the DOM.