1022 修正图片可查看

linwenling

2023-10-22 dbca8bf9dde4fe0c7eb89a0c30b095eb823142a5

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