## LoadingButton loading 按钮  ```tsx import React, { useState, useEffect, useCallback } from "react"; import LoadingButton from "taro-mini-ui"; export default () => { return ; }; ``` | 属性名 | 描述 | 类型 | 默认值 | | -------- | -------- | --------------------- | ------ | | loading | 状态 | boolean | true | | type | 按钮类型 | 'primary','secondary' | | | onClick | 点击事件 | function | | | children | 按钮名称 | any | |