修改备忘录其他附件背景图

yz3456

2024-05-01 81475c257b068c74f335024f7a15359a03cad8e8

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export function isPromise(maybePromise) {
    return (!!maybePromise &&
        !!maybePromise.then &&
        typeof maybePromise.then === 'function');
}