在服务器端设置响应头Access-Control-Allow-Origin以允许跨域请求。
示例代码:
PHP:
header('Access-Control-Allow-Origin: *');
Java:
response.setHeader("Access-Control-Allow-Origin", "*");
Python:
import flask app = flask.Flask(name) @app.after_request def after_request(response): response.headers.add('Access-Control-Allow-Origin', '*') response.headers.add('Access-Control-Allow-Headers', 'Content-Type,Authorization') response.headers.add('Access-Control-Allow-Methods', 'GET,PUT,POST,DELETE,OPTIONS') return response