Input URL ObjectExample
Change the default value of a URL field:
document.getElementById("myURL").defaultValue = "http://www.cnn.com";
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Definition and Usage
The defaultValue property sets or returns the default value of a URL field.
Note: The default value is the value specified in the HTML value attribute.
The difference between the defaultValue and value property, is that defaultValue contains the default value, while value contains the current value after some changes have been made. If there are no changes, defaultValue and value is the same (see "More Examples" below).
The defaultValue property is useful when you want to find out whether the URL of a URL field have been changed.
Browser Support
The defaultValue property is supported in all major browsers.
Note: The <input type="url"> element is not supported in Internet Explorer 9 and earlier versions, or in Safari.
Syntax
Return the defaultValue property:
urlObject.defaultValue
Set the defaultValue property:
urlObject.defaultValue=value
Property Values
| Value | Description |
|---|---|
| value | Specifies the default value of the URL field |
Technical Details
| Return Value: | A String, representing the default value of the URL field |
|---|
More Examples
Example
Get the default value of a URL field:
var x = document.getElementById("myURL").defaultValue;
The result of x will be:
http://www.google.com
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Example
An example that shows the difference between the defaultValue and value property:
var x = document.getElementById("myURL");
var defaultVal =
x.defaultValue;
var currentVal = x.value;
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< Input URL Object