新增不同时显示“正在上传”

Tcsm

2023-08-22 5d3e0be26b31f7d6d29b3281adcb201ec494a1c6

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