FormControl.hasChanged Method
Definition
Important
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Overloads
hasChanged() |
Sets or returns a value that indicates whether the contents of the control have changed. |
hasChanged(Boolean) |
hasChanged()
Sets or returns a value that indicates whether the contents of the control have changed.
public:
virtual bool hasChanged();
public virtual bool hasChanged ();
abstract member hasChanged : unit -> bool
override this.hasChanged : unit -> bool
Public Overridable Function hasChanged () As Boolean
Returns
true if the contents of the control have changed; otherwise, false.
Remarks
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);
Applies to
hasChanged(Boolean)
public:
virtual bool hasChanged(bool _val);
public virtual bool hasChanged (bool _val);
abstract member hasChanged : bool -> bool
override this.hasChanged : bool -> bool
Public Overridable Function hasChanged (_val As Boolean) As Boolean
Parameters
- _val
- Boolean
The value to assign as the hasChanged value for the control; optional.