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options跨域

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pplokijuhyg 2020-01-14 09:44:01 +08:00
parent 9bc59c1310
commit 76bcdbcf6e
1 changed files with 10 additions and 0 deletions
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10
app.js
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@ -10,6 +10,16 @@ reptile().then((res)=>{
reptilelist = res; reptilelist = res;
}) })
const app = new Koa(); const app = new Koa();
app.use(async (ctx, next)=> {
ctx.set('Access-Control-Allow-Origin', '*');
ctx.set('Access-Control-Allow-Headers', 'Content-Type, Content-Length, Authorization, Accept, X-Requested-With , yourHeaderFeild');
ctx.set('Access-Control-Allow-Methods', 'PUT, POST, GET, DELETE, OPTIONS');
if (ctx.method == 'OPTIONS') {
ctx.body = 200;
} else {
await next();
}
});
app.use(async (ctx, next) => { app.use(async (ctx, next) => {
// 允许来自所有域名请求 // 允许来自所有域名请求
ctx.set("Access-Control-Allow-Origin", "*"); ctx.set("Access-Control-Allow-Origin", "*");