JQuery JSONP the principle of a dynamically created script tag using src transmission request, data acquisition
Keys callback function is called callback
Nothing to do with ajax
JSONP: main transmission request using a script tag
Ajax: The main transmission request using XMLHTTPRequest
JSONP principle:
The use of script src transmission cross-domain request
The server returned a method call, and data
JSONP not send post requests, can only send get request
JSONP nothing to do with ajax
JSONP with jQuery's ajax does not matter