Apache跨域

<VirtualHost *:80>  
   DocumentRoot "/var/www/html"  
   ServerName xx.xx.xx
   <Directory "/var/www/html/public">  
       Options -Indexes FollowSymLinks
        AllowOverride AuthConfig FileInfo
        Order allow,deny
        Allow from all
        #主要增加下面三行代码
        Header set Access-Control-Allow-Origin *
        Header set Access-Control-Allow-Methods "GET, POST, OPTIONS"
        Header set Access-Control-Allow-Headers "Content-Type"
   </Directory>        
</VirtualHost>