example.com, and you want to make a request to domain
example.net. To do so, you need to cross domain boundaries, a no-no in most of browserland.
<script>tags. When you use a script tag, the domain limitation is ignored, but under normal circumstances, you can't really do anything with the results, the script just gets evaluated.
JSONP, when the server receives the "callback" parameter, it wraps up the result a little differently, returning something like this:
Context.JSONP(v, ...opts)is the method which sends JSONP responses to the client. It accepts the value and optional settings for rendering. The
JSONPoptions structure looks like this:
Indentfield is empty and the application runs without optimizations, the
Indentfield will be automatically set to
?callback=mycallback, we write something like that: