api.js

export async function getResponsesExcel(url, params) {    const response = await fetch(urlPrefix + url, {        method: "POST",        credentials: "include",        headers: {            "Content-Type": "application/x-www-form-urlencoded"        },        body: params    }).catch((error) => {        console.log(error)    })    return await response.blob().catch((error) => {        console.error(error)    })}export const serialize = (obj) => {    // let str = ""    // for (let key in obj) {
        //  str += `${key}=${encodeURIComponent(obj[key])}&`    // }    // str = str.slice(0, -1)    // return str    return Object.keys(obj).map((item) => `${
     encodeURIComponent(item)}=${
     encodeURIComponent(obj[item])}`).join("&")}复制代码

.vue文件中