Description: Load JSON-encoded data from the server using a POST HTTP request.
A string containing the URL to which the request is sent.
Type: PlainObject or String
A plain object or string that is sent to the server with the request.
Type: Function( PlainObject data, String textStatus, jqXHR jqXHR )
A callback function that is executed if the request succeeds.
This is a shorthand Ajax function, which is equivalent to:
It is very similar to $.getJSON with only diffrence that it is sending POST request. You can check documenation for $.getJSON [here].