JSP,Servlet中get请求和post请求的区别总结

2025-04-02 22:42:14
推荐回答(1个)
回答1:

1、get是把参数数据队列加到提交表单的action属性所指的url中,值和表单内各个字段一一对应,在url中可以看到。post是通过http
post机制,将表单内各个字段与其内容放置在html
header内一起传送到action属性所指的url地址。用户看不到这个过程。
2、对于get方式,服务器端用request.querystring获取变量的值,对于post方式,服务器端用request.form获取提交的数据。两种方式的参数都可以用request来获得。
3、get传送的数据量较小,不能大于2kb。post传送的数据量较大,一般被默认为不受限制。但理论上,iis4中最大量为80kb,iis5中为100kb。
4、get安全性非常低,post安全性较高。
5、
跟是一样的,也就是说,action页面后边带的参数列表会被忽视;而跟是不一样的。

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