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Home > kibana-plugin-plugins-expressions-public > Execution > start
Execution.start() method
Call this method to start execution.
N.B. input
is initialized to null
rather than undefined
for legacy reasons, because in legacy interpreter it was set to null
by default.
Signature:
start(input?: Input, isSubExpression?: boolean): Observable<ExecutionResult<Output | ExpressionValueError>>;
Parameters
Parameter | Type | Description |
---|---|---|
input | Input |
|
isSubExpression | boolean |
Returns:
Observable<ExecutionResult<Output | ExpressionValueError>>