Input Number value Property
Example
Change the number of a number field:
document.getElementById("myNumber").value = "16";
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Definition and Usage
The value property sets or returns the value of the value attribute of a number field.
The value attribute specifies the default value OR the value a user types in (or a value set by a script).
Browser Support
| Property | |||||
|---|---|---|---|---|---|
| value | Yes | 10.0 | Yes | Yes | Yes |
Syntax
Return the value property:
numberObject.value
Set the value property:
numberObject.value=number
Property Values
| Value | Description |
|---|---|
| number | Specifies the initial (default) value of the number field |
Technical Details
| Return Value: | A String, representing a number |
|---|
More Examples
Example
Get the number of a number field:
var x = document.getElementById("myNumber").value;
The result of x will be:
2
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Example
An example that shows the difference between the defaultValue and value property:
var x = document.getElementById("myNumber");
var defaultVal = x.defaultValue;
var currentVal = x.value;
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var defaultVal = x.defaultValue;
var currentVal = x.value;
Related Pages
HTML reference: HTML <input> value attribute
Input Number Object
