xampp设置Access-Control-Allow-Origin：
修改apache配置
vim /opt/lampp/etc/httpd.conf
<Directory "/opt/lampp/htdocs">
......
AllowOverride All
Header set Access-Control-Allow-Origin *
#Header set Access-Control-Allow-Origin https://www.google.com,https://www.baidu.com
......
</Directory>
重启xampp
/opt/lampp/lampp restart