How jquery implements ajax technology 2: $. post ()

In jquery how to implement ajax technology 1: $. ajax (), we have learned how to use jQuery's $. ajax () function to implement ajax development. However, compared with other functions, the implementation process and code volume of $. ajax () are still relatively complex.

In jquery how to implement ajax technology 1: $. ajax (), we have learned how to use jQuery's $. ajax () function to implement ajax development. However, compared with other functions, the implementation process and code volume of $. ajax () are still relatively complex.
Today we will learn about jQuery's $. post () function. Compared with the $. ajax () function, the $. post () function is simpler and more convenient, but the data parameters can only be submitted to the PHP file you need to access through POST.
Let's take a look at the parameters in the $. post () function:
$. Post (url, data, callback, type)
Url --- the URL of the page to be loaded.
Data --- Key/value parameter to be sent.
Callback --- callback function when loading is successful.
Type --- the returned content format is xml, html, script, json, text, and _ default.
The following is an example:
========================================================== ======================================
Ajax.html

$. Ajax applications