Hi ken , i used your code as it is, and it still returns 0. i called it here , do i need to call it somewhere else
function addGraphics(vertices) {
//const vertices = <?php echo json_encode($map_ring_coordinate);?>;
const polygon = createGeometry(vertices);
validSymbol = createSymbol([255, 255, 255, 0.3], "solid", 2, [
255, 121,5]);
newDevelopmentGraphic = new Graphic({
geometry: webMercatorUtils.geographicToWebMercator(polygon),
symbol: validSymbol,
attributes: {
newDevelopment: "new store"
}
});
graphicsLayer.addMany([newDevelopmentGraphic]);
calculateArea();
} //End addGraphics