javascript-getelement

what type of values given to get开发者_高级运维ElementById() method

getElementById expects a string.

The following code:

var element = document.getElementById('myId');

finds the following element and assigns it to element

<div id="myId"></div>

just pass the id of any element like <input type="text" id="text" /> just use getElementById("text")

a single DOM object, of a specialized class depending on the nature of the element identified by the given ID