JView UIHome > @jview/utils > isPromise
isPromise() function
是否是 Promise 类型
Signature:
typescript
export declare function isPromise<T = unknown>(val: unknown): val is Promise<T>;export declare function isPromise<T = unknown>(val: unknown): val is Promise<T>;Parameters
| Parameter | Type | Description |
|---|---|---|
| val | unknown |
Returns:
val is Promise<T>