小编Jak*_*cil的帖子

我正在寻找编写PUT使用 HTTPie 上传文件的操作的语法。请你能指出我正确的语法吗？我在官方文档上找不到这样做的方法

im trying to create an api request with the header value, that is received from a context component. However, as soon as the page component is loaded, it throws an Cannot read property '_id' of null exception. Is there a way to run the useEffect function, as soon as the context is loaded?

main component:

import React, { useState, useEffect, useContext } from "react";
import "./overview.scss";

/* COMPONENTS */;
import axios from 'axios';
import { GlobalContext } from '../../components/context/global';

const …