空闲时间段为空,则返回全天

zhangjianrock@163.com

2024-04-13 79794fdb2213fb38732e838308066aa681a1f58f

1
2
3
4
5
export function isPromise(maybePromise) {
    return (!!maybePromise &&
        !!maybePromise.then &&
        typeof maybePromise.then === 'function');
}