vue-cli 中 跨域问题 nodejs+express
app.all(’’, function (req, res, next) {
res.header(“Access-Control-Allow-Origin”, "");
res.header(‘Access-Control-Allow-Headers’, ‘Content-Type, Content-Length, Authorization, Accept, X-Requested-With , yourHeaderFeild’);
res.header(“Access-Control-Allow-Methods”, “PUT,POST,GET,DELETE,OPTIONS”);
res.header(“X-Powered-By”, ’ 3.2.1’)
res.header(“Content-Type”, “application/json;charset=utf-8”);
next();
});
app.use(’/’, indexRouter);
app.use(’/api2/users’, usersRouter);
在路由前加入