Chilkat Online Tools

delphiDll / Binance delivery futures API / Order Book

Back to Collection Items

var
http: HCkHttp;
success: Boolean;
queryParams: HCkJsonObject;
resp: HCkHttpResponse;

begin
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

http := CkHttp_Create();

queryParams := CkJsonObject_Create();
CkJsonObject_UpdateString(queryParams,'symbol','BTCUSDT');
CkJsonObject_UpdateInt(queryParams,'limit',100);

CkHttp_SetRequestHeader(http,'Content-Type','application/json');

resp := CkHttp_QuickRequestParams(http,'GET','https://domain.com/dapi/v1/depth',queryParams);
if (CkHttp_getLastMethodSuccess(http) = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

Memo1.Lines.Add(IntToStr(CkHttpResponse_getStatusCode(resp)));
Memo1.Lines.Add(CkHttpResponse__bodyStr(resp));
CkHttpResponse_Dispose(resp);

CkHttp_Dispose(http);
CkJsonObject_Dispose(queryParams);

Curl Command

curl -G -d "symbol=BTCUSDT"
	-d "limit=100"
	-H "Content-Type: application/json"
https://domain.com/dapi/v1/depth

Postman Collection Item JSON

{
  "name": "Order Book",
  "request": {
    "method": "GET",
    "header": [
      {
        "key": "Content-Type",
        "type": "text",
        "value": "application/json"
      }
    ],
    "url": {
      "raw": "{{url}}/dapi/v1/depth?symbol=BTCUSDT&limit=100",
      "host": [
        "{{url}}"
      ],
      "path": [
        "dapi",
        "v1",
        "depth"
      ],
      "query": [
        {
          "key": "symbol",
          "value": "BTCUSDT"
        },
        {
          "key": "limit",
          "value": "100",
          "description": "Default 100; max 1000. Valid limits:[5, 10, 20, 50, 100, 500, 1000]"
        }
      ]
    }
  },
  "response": [
  ]
}