Chilkat Online Tools

PureBasic / Binance delivery futures API / Open Interest

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IncludeFile "CkJsonObject.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkHttpResponse.pb"

Procedure ChilkatExample()

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

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i

    queryParams.i = CkJsonObject::ckCreate()
    If queryParams.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckUpdateString(queryParams,"symbol","")

    CkHttp::ckSetRequestHeader(http,"Content-Type","application/json")

    resp.i = CkHttp::ckQuickRequestParams(http,"GET","https://domain.com/dapi/v1/openInterest",queryParams)
    If CkHttp::ckLastMethodSuccess(http) = 0
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        CkJsonObject::ckDispose(queryParams)
        ProcedureReturn
    EndIf

    Debug Str(CkHttpResponse::ckStatusCode(resp))
    Debug CkHttpResponse::ckBodyStr(resp)
    CkHttpResponse::ckDispose(resp)



    CkHttp::ckDispose(http)
    CkJsonObject::ckDispose(queryParams)


    ProcedureReturn
EndProcedure

Curl Command

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

Postman Collection Item JSON

{
  "name": "Open Interest",
  "request": {
    "method": "GET",
    "header": [
      {
        "key": "Content-Type",
        "type": "text",
        "value": "application/json"
      }
    ],
    "url": {
      "raw": "{{url}}/dapi/v1/openInterest?symbol=",
      "host": [
        "{{url}}"
      ],
      "path": [
        "dapi",
        "v1",
        "openInterest"
      ],
      "query": [
        {
          "key": "symbol",
          "value": ""
        }
      ]
    },
    "description": "Get present open interest of a specific symbol."
  },
  "response": [
  ]
}