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Javascript 反应-完成上传到firebase后执行下一步_Javascript_Reactjs_React Native - Fatal编程技术网

Javascript 反应-完成上传到firebase后执行下一步

Javascript 反应-完成上传到firebase后执行下一步,javascript,reactjs,react-native,Javascript,Reactjs,React Native,经过努力,终于可以将数据上传到firebase了,在返回主应用之前,我只做了最后一步检查上传的数据,编码描述如下: upload = () => { fb.database().ref('/posts').push({ item ... }) } console = () => { this.upload(); // Missing this.comeBack(); } 在缺失位置,我需要做与加载指示器相关的工作,在切换下一步之前检查完

经过努力,终于可以将数据上传到firebase了,在返回主应用之前,我只做了最后一步检查上传的数据,编码描述如下:

upload = () => { 
   fb.database().ref('/posts').push({
     item ...
   })
}

console = () => {
   this.upload();
   // Missing 
   this.comeBack();
}
在缺失位置,我需要做与加载指示器相关的工作,在切换下一步之前检查完成,感谢您的关注,谢谢

对不起,我没有我尝试过的,因为我仍然不知道从哪里开始