What is the difference between post and get in JavaScript?

Get if the request URL does not change, take out the cache, improve efficiency, the request will be cached in the browser, can be viewed through the history of user information, security is low;
Post transmission changes in data display, variable access;
Get Send data through URL address, the amount of data can not exceed 1024byte;
Post as the entity content of the HTTP message is transferred to the server, the amount of data can be transmitted very large;
Get transfer data is encodeuricomponent encoded to prevent garbled characters.
Get mode, the server side uses Request.QueryString to get the value of the variable;
Post mode, the server side uses Request.Form to obtain the submitted data;

What is the difference between post and get in JavaScript?