Input Number stepUp() Method

HTML DOM Input Number Object

Definition and Usage

stepUp() The method increases the value of the numeric field by the specified number.

Tip:To decrease the value, please use stepDown() Method.

Instance

Example 1

Increase the value of the numeric field by 5:

document.getElementById("myNumber").stepUp(5);

Try it yourself

Example 2

Increase the value of the numeric field by 1 (default):

document.getElementById("myNumber").stepUp();

Try it yourself

Syntax

numberObject.stepUp()number)

Parameter Value

Parameter Description
number

Required. Specifies the value to be incremented by the numeric field.

If omitted, the number is incremented by "1".

Technical Details

Return Value:

No Return Value.

Browser Support

Chrome Edge Firefox Safari Opera
Chrome Edge Firefox Safari Opera
Supported Not Supported Supported Supported Supported

Note:In Safari, you must enter a number in the numeric field before you can increase the value.

HTML DOM Input Number Object