三一车辆实时位置加入部门为空判断提交

zhangnaisong

2023-07-25 945a7f743b3b41c2de0418ea878afaca7ddd3250

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