使用 window.btoa()对数据进行加密传到后端，返回的数据中有中文，使用window.atob()解密，中文乱码
解决：引入
使用 ：Base64.decode()
base64.min.js
/**
* Minified by jsDelivr using Terser v5.3.5.
* Original file: /npm/[email protected]/base64.js
*
* Do NOT use SRI with dynamically generated files! More information: https://www.jsdelivr.com/using-sri-with-dynamic-files
*/
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):function(){const r=e.Base64,o=t();o.noConflict=()=>(e.Base64=r,o),e.Meteor&&(Base64=o),e.Base64=o}()}("undefined"!=typeof self?self:"undefined"!=typeof window?window:"undefined"!=typeof global?global:this,(function(){"use strict";const e="3.6.1",t="function"==typeof atob,r="function"==typeof btoa,o="function"==typeof Buffer,n="function"==typeof TextDecoder?new TextDecoder:void 0,a="function"==typeof TextEncoder?new TextEncoder:void 0,f=[..."ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="],i=(e=>{let t={};return e.forEach(((e,r)=>t[e]=r)),t})(f),c=/^(?:[A-Za-z\d+\/]{4})*?(?:[A-Za-z\d+\/]{2}(?:==)?|[A-Za-z\d+\/]{3}=?)?$/,u=String.fromCharCode.bind(String),s="function"==typeof Uint8Array.from?Uint8Array.from.bind(Uint8Array):(e,t=(e=>e))=>new Uint8Array(Array.prototype.slice.call(e,0).map(t)),d=e=>e.replace(/[+\/]/g,(e=>"+"==e?"-":"_")).replace(/=+$/m,""),l=e=>e.replace(/[^A-Za-z0-9\+\/]/g,""),h=e=>{let t,r,o,n,a="";const i=e.length%3;for(let i=0;i255||(o=e.charCodeAt(i++))>255||(n=e.charCodeAt(i++))>255)throw new TypeError("invalid character found");t=r<<16|o<<8|n,a+=f[t>>18&63]+f[t>>12&63]+f[t>>6&63]+f[63&t]}return i?a.slice(0,i-3)+"===".substring(i):a},p=r?e=>btoa(e):o?e=>Buffer.from(e,"binary").toString("base64"):h,y=o?e=>Buffer.from(e).toString("base64"):e=>{let t=[];for(let r=0,o=e.length;rt?d(y(e)):y(e),b=e=>{if(e.length<2)return(t=e.charCodeAt(0))<128?e:t<2048?u(192|t>>>6)+u(128|63&t):u(224|t>>>12&15)+u(128|t>>>6&63)+u(128|63&t);var t=65536+1024*(e.charCodeAt(0)-55296)+(e.charCodeAt(1)-56320);return u(240|t>>>18&7)+u(128|t>>>12&63)+u(128|t>>>6&63)+u(128|63&t)},g=/[\uD800-\uDBFF][\uDC00-\uDFFFF]|[^\x00-\x7F]/g,B=e=>e.replace(g,b),x=o?e=>Buffer.from(e,"utf8").toString("base64"):a?e=>y(a.encode(e)):e=>p(B(e)),C=(e,t=!1)=>t?d(x(e)):x(e),m=e=>C(e,!0),U=/[\xC0-\xDF][\x80-\xBF]|[\xE0-\xEF][\x80-\xBF]{2}|[\xF0-\xF7][\x80-\xBF]{3}/g,F=e=>{switch(e.length){case 4:var t=((7&e.charCodeAt(0))<<18|(63&e.charCodeAt(1))<<12|(63&e.charCodeAt(2))<<6|63&e.charCodeAt(3))-65536;return u(55296+(t>>>10))+u(56320+(1023&t));case 3:return u((15&e.charCodeAt(0))<<12|(63&e.charCodeAt(1))<<6|63&e.charCodeAt(2));default:return u((31&e.charCodeAt(0))<<6|63&e.charCodeAt(1))}},w=e=>e.replace(U,F),S=e=>{if(e=e.replace(/\s+/g,""),!c.test(e))throw new TypeError("malformed base64.");e+="==".slice(2-(3&e.length));let t,r,o,n="";for(let a=0;a>16&255):64===o?u(t>>16&255,t>>8&255):u(t>>16&255,t>>8&255,255&t);return n},E=t?e=>atob(l(e)):o?e=>Buffer.from(e,"base64").toString("binary"):S,v=o?e=>s(Buffer.from(e,"base64")):e=>s(E(e),(e=>e.charCodeAt(0))),D=e=>v(z(e)),R=o?e=>Buffer.from(e,"base64").toString("utf8"):n?e=>n.decode(v(e)):e=>w(E(e)),z=e=>l(e.replace(/[-_]/g,(e=>"-"==e?"+":"/"))),T=e=>R(z(e)),Z=e=>({value:e,enumerable:!1,writable:!0,configurable:!0}),j=function(){const e=(e,t)=>Object.defineProperty(String.prototype,e,Z(t));e("fromBase64",(function(){return T(this)})),e("toBase64",(function(e){return C(this,e)})),e("toBase64URI",(function(){return C(this,!0)})),e("toBase64URL",(function(){return C(this,!0)})),e("toUint8Array",(function(){return D(this)}))},I=function(){const e=(e,t)=>Object.defineProperty(Uint8Array.prototype,e,Z(t));e("toBase64",(function(e){return A(this,e)})),e("toBase64URI",(function(){return A(this,!0)})),e("toBase64URL",(function(){return A(this,!0)}))},O={version:e,VERSION:"3.6.1",atob:E,atobPolyfill:S,btoa:p,btoaPolyfill:h,fromBase64:T,toBase64:C,encode:C,encodeURI:m,encodeURL:m,utob:B,btou:w,decode:T,isValid:e=>{if("string"!=typeof e)return!1;const t=e.replace(/\s+/g,"").replace(/=+$/,"");return!/[^\s0-9a-zA-Z\+/]/.test(t)||!/[^\s0-9a-zA-Z\-_]/.test(t)},fromUint8Array:A,toUint8Array:D,extendString:j,extendUint8Array:I,extendBuiltins:()=>{j(),I()},Base64:{}};return Object.keys(O).forEach((e=>O.Base64[e]=O[e])),O}));
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