React请求数据
在这里插入代码片```// 请求 requestData = (jgbh, ksnd, jsnd, page) => { console.log('请求数据', jgbh, jsnd, jsnd, page) fetch(firstGradeQuery, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.str
