What is the difference between get () and Post () in Wang Liping--http?

Http protocol is based on TCP protocol, and TCP protocol is a kind of connection, reliable transmission protocol, if lost, will be re-transmitted. So in that case, just there will be no loss of data.
andHttpThere are three ways to deal withGet,post,headmethod, but with a lot ofGetand thePostmethod,
the Get method is to place the request parameter in the request header, so the requested parameter is visible in the URL .
and Post url Not visible, relatively confidential,
So when it comes to submitting important information, it's all HttpPost methods,

What is the difference between get () and Post () in Wang Liping--http?