This sample shows how to add a scalebar to a map. The scalebar can be added to the map or in a user-specified location. The code below shows the default scalebar which displays in the bottom-left corner of the map.You can modify the location of the scalebar by setting the attachTo option to one of the following values top-right, bottom-right, top-center, bottom-center, bottom-left, top-left.
<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <meta name="viewport" content="initial-scale=1, maximum-scale=1,user-scalable=no"> <title>Map with scalebar</title> <link rel="stylesheet" href="https://js.arcgis.com/3.46/esri/themes/calcite/dijit/calcite.css"> <link rel="stylesheet" href="https://js.arcgis.com/3.46/esri/themes/calcite/esri/esri.css"> <style> html, body { height: 100%; width: 100%; margin: 0; padding: 0; } #map{padding:0;} </style> <script src="https://js.arcgis.com/3.46/"></script> <script> var map; require([ "esri/map", "esri/dijit/Scalebar", "dojo/parser", "dijit/layout/BorderContainer", "dijit/layout/ContentPane", "dojo/domReady!" ], function( Map, Scalebar, parser ) { parser.parse(); map = new Map("map", { basemap: "topo-vector", center: [-116.093, 34.218], zoom: 7 }); var scalebar = new Scalebar({ map: map, // "dual" displays both miles and kilometers // "english" is the default, which displays miles // use "metric" for kilometers scalebarUnit: "dual" }); }); </script> </head> <body class="calcite"> <div data-dojo-type="dijit/layout/BorderContainer" data-dojo-props="design:'headline', gutters:false" style="width: 100%; height: 100%; margin: 0;"> <div id="map" data-dojo-type="dijit/layout/ContentPane" data-dojo-props="region:'center'" style="overflow:hidden;"> </div> </div> </body> </html>