HTML <button> element


<button> tag defines a button.

<input type="button" style="width:100px;height:24px;font-size:15px"
 value="Test Button">










Add an event to the button handled by javascript, when clicked, pop up a new window:

<input type="button" style="width:100px;height:24px;font-size:15px"
 onClick='var w = window.open("","","width=500, height=80");
 w.document.write("HTML Tutorial");' 
 value="Open window">










Specific attributes of <button> tag:




AttributeDescription



autofocus
Automatically focus on the button when page loads. HTML5 only.




disabled
Button unclickable




name
Button name




type
Type of the button, including submit, reset and button.




value
Button value