arcgis for javascript 4.4 print

<script>
var myMap, view;

require([

"esri/Basemap",

"esri/layers/TileLayer",

"esri/Map",

"esri/views/MapView",

"esri/widgets/Print",

"dojo/domReady!"

],

function(

Basemap,TileLayer, Map, MapView, Print

) {

/* 全网图  */

var tLayer = new TileLayer({

url: "http://发布的服务地址/arcgis/rest/services/DlbjServerx/MapServer"

});

var customBasemap = new Basemap({

baseLayers: [tLayer],

title: "Custom Basemap",

id: "myBasemap"

});

myMap = new Map({

basemap: customBasemap

});

// Create a new instance of a MapView

view = new MapView({

container: "viewDiv",

map: myMap

});

view.then(function() {

var print = new Print({

view: view,

// specify your own print service

printServiceUrl: "http://gp服务地址/arcgis/rest/services/Utilities/PrintingTools/GPServer/Export%20Web%20Map%20Task"

});

// Add widget to the top right corner of the view

view.ui.add(print, "top-right");

});

});