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function getLayerInfo() { var requestHandle = esri.request({ "url": <MapService_Url> + "/layers", "content": { "f": "json" }, "callbackParamName": "callback" }); return requestHandle.then(requestSucceeded, requestFailed); } function requestSucceeded(response, io) { return response; } function requestFailed (response) { return null; }
function getLayerInfo() { var requestHandle = esri.request({ "url": <MapService_Url> + "/layers", "content": { "f": "json" }, "callbackParamName": "callback" }); return requestHandle.then(requestSucceeded, requestFailed); } function requestSucceeded(response, io) { return response; } function requestFailed (response) { return null; }