onOK Modal.warning iview 要写一个函数 套上，不然会得不到异步调用，直接弹出的时候就执行了

export const warning = (str, callback = _ => {}, outCallback = () => {}) => {
  Modal.warning({
    // onOk: callback,
    onOk: () => { callback(outCallback) },
    title: '提示',
    content: str
  })
}