1.XMLHttpRequest
2.Dynamic script tag insertion
3.iframes
4.Comet
5.Multipart XHR
现代js主要使用XMLHttpRequest,Dynamic script tag insertion,Multipart XHR
1.XMLHttpRequest
2.Dynamic script tag insertion
3.iframes
4.Comet
5.Multipart XHR
现代js主要使用XMLHttpRequest,Dynamic script tag insertion,Multipart XHR