onpropertychange Event Sample

This example demonstrates how to use the onpropertychange event to determine the name and value of an updated property.

The srcElement property of the event object identifies the object that the onpropertychange event has fired on.

The propertyName property of the event object returns the property name that was changed.

Click the button below to change its Value property to the string specified in the text box.

Click the button below to change its backgroundColor Cascading Style Sheet (CSS) property to the color specified in the drop-down list box.

Source object:
Property Name:

[Right-click and choose View Source from the shortcut menu.]