Regular polling request, the client uses Ajax to tune the WebService method

Server Release WebService, the box must have

Client code

<script type= "Text/javascript" > $ (document). Ready (function () {getwebservice ();        SetInterval (Getwebservice, 1000);        });        var Swic = true;        var count = 1; function Getwebservice () {//Call no parameter method $.ajax ({type: "POST", Contenttyp E: "Application/json;charset=utf-8",//webservice will return the JSON type URL: "Http://localhost:3933/WebService/Interfac Eservice.asmx/helloworld ", Data:" {} ",//email parameter dataType: ' JSON ', success:f                    Unction (Result) {var text = "Get Request" +count+ "Times:" +result.d.tostring () + ""; $ ("#txtContent"). Text (text) if (SWIC) {$ ("#txtContent"). attr ("style", "Color:re                        D ");                    Swic = false;                        } else {$ ("#txtContent"). attr ("style", "Color:blue"); Swic =True                } count++;                    }, Error:function (R, S, e) {debugger;                     callback handling when the request fails.                Alert (e);        }            }); } </script>

　　

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Regular polling request, the client uses Ajax to tune the WebService method