Function: startWith()

startWith<T>(initialValue): Operator<T, T>

Defined in: hooks/startWith.ts:14

Creates a stream operator that prepends a specified value to the beginning of the stream.

The operator first emits the initialValue immediately upon being iterated. After this initial emission, it begins to pull and emit values from the source stream as they become available.

Type Parameters

T

T = any

The type of the values in the stream.

Parameters

initialValue

T

The value to be emitted as the first item in the stream.

Returns

Operator<T, T>

An Operator instance that can be used in a stream's pipe method.