JavaScript Dynamic Modification of HTML page elements such as adding or deleting _ javascript skills

HTML page elements can be dynamically changed through js. For example, you can add an element to HTML or delete an element. The following is the sample code, if you are interested, do not miss it. You can use JavaScript to dynamically change the elements in HTML.

Add elements to HTML

First, you need to create a tag, then add the corresponding content to the tag, and then add the created tag to the corresponding location.

   
  Test document