const _shouldUpdate = (oldVersion, newVersion) => {
    // 补全代码
    let oldV = oldVersion.toString().split('.');
    let newV = newVersion.toString().split('.');
    for (let i = 0; i < 3; i++) {
        if (newV[i] > oldV[i]) {
            return true
        }
    }
    return false;
}