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HTML DOM Input Button Object


Input Button Object

The Input Button object represents an HTML <input> element with type="button".

Access an Input Button Object

You can access an <input> element with type="button" by using getElementById():

Example

var x = document.getElementById("myBtn");
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Tip: You can also access <input type="button"> by searching through the elements collection of a form.

Create an Input Button Object

You can create an <input> element with type="button" by using the document.createElement() method:

Example

var x = document.createElement("INPUT");
x.setAttribute("type", "button");
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Input Button Object Properties

= Property added in HTML5.

Property Description
autofocus Sets or returns whether an input button should automatically get focus when the page loads
defaultValue Sets or returns the default value of an input button
disabled Sets or returns whether an input button is disabled, or not
form Returns a reference to the form that contains the input button
name Sets or returns the value of the name attribute of an input button
type Returns which type of form element the input button is
value Sets or returns the value of the value attribute of an input button

Standard Properties and Events

The Input Button object also supports the standard properties and events.


Related Pages

HTML tutorial: HTML Forms

HTML reference: HTML <input> tag

HTML reference: HTML <input> type attribute