Frequently used JavaScript collections "not updated regularly"

How to delete a heml tag with javascript

document.getElementById (ID). Parentnode.removechild (document.getElementById (id));

HTML element text output of JavaScript

document.getElementById ("Demo"). innerhtml= "Hello World";

How to add attributes to an element through a tag

document.getElementsByTagName ("Body") [0].setattribute ("type", "text")

How to remove an attribute from an element

Document.getelementsbyclassname (' Marketingplanleft ') [0].removeattribute (' style ');

Set element visible

Document.getelementsbyclassname (' goonshopping ') [0].style.display= ' block ';

document.getElementById ("). style.diplay= ' block ';

Frequently used JavaScript collections "not updated regularly"