jsonp跨域简略实例

jsonp跨域简单实例

//www.a.com:8080/domain1/index.jsp????<script?type="text/javascript">??????????????function?sayHello(result){??????????????????alert(result());???????????????}???????????</script>????????<script?type="text/javascript"src="http://www.b.com:8080/domain2/index.jsp?????callback=sayHello"></script>??????//www.b.com:8080/domain2/index.jsp?????<%??????????String?script="function?show(){?return?'hello';}";??????????//String?script="{name:'yuyong'}";??????????String?callback=request.getParameter("callback");??????????out.println(callback+"("+script+")");???????%>?