@microsoft/fast-element > ExpressionNotifier > observe
ExpressionNotifier.observe() method
Observes the expression.
Signature:
observe(source: TSource, context?: ExecutionContext): TReturn;
Parameters
|
Parameter |
Type |
Description |
|---|---|---|
|
source |
TSource |
The source for the expression. |
|
context |
(Optional) The context for the expression. |
Returns:
TReturn