FormControl.hasChanged Method
Sets or returns a value that indicates whether the contents of the control have changed.
Syntax
public boolean hasChanged([boolean val])
Run On
Client
Parameters
- val
Type: boolean
The value to assign as the hasChanged value for the control; optional.
Return Value
Type: boolean
true if the contents of the control have changed; otherwise, false.
Examples
The following example shows how to return and set the value that indicates whether the contents of the control have changed.
boolean bHasChanged;
// The ctrl variable was previously assigned
// as a FormControl value.
// Retrieve the hasChanged value.
bHasChanged = ctrl.hasChanged();
// Modify the hasChanged value.
ctrl.hasChanged(true);