Chilkat Online Tools

Foxpro / Binance delivery futures API / Open Interest Statistics

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LOCAL loHttp
LOCAL lnSuccess
LOCAL loQueryParams
LOCAL loResp

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

* For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.Http')
loHttp = CreateObject('Chilkat.Http')

* For versions of Chilkat < 10.0.0, use CreateObject('Chilkat_9_5_0.JsonObject')
loQueryParams = CreateObject('Chilkat.JsonObject')
loQueryParams.UpdateString("pair","")
loQueryParams.UpdateString("contractType","ALL")
loQueryParams.UpdateString("period","5m")

loHttp.SetRequestHeader("Content-Type","application/json")

loResp = loHttp.QuickRequestParams("GET","https://domain.com/futures/data/openInterestHist",loQueryParams)
IF (loHttp.LastMethodSuccess = 0) THEN
    ? loHttp.LastErrorText
    RELEASE loHttp
    RELEASE loQueryParams
    CANCEL
ENDIF

? STR(loResp.StatusCode)
? loResp.BodyStr
RELEASE loResp

RELEASE loHttp
RELEASE loQueryParams

Curl Command

curl -G -d "pair="
	-d "contractType=ALL"
	-d "period=5m"
	-H "Content-Type: application/json"
https://domain.com/futures/data/openInterestHist

Postman Collection Item JSON

{
  "name": "Open Interest Statistics",
  "request": {
    "method": "GET",
    "header": [
      {
        "key": "Content-Type",
        "type": "text",
        "value": "application/json"
      }
    ],
    "url": {
      "raw": "{{url}}/futures/data/openInterestHist?pair=&contractType=ALL&period=5m",
      "host": [
        "{{url}}"
      ],
      "path": [
        "futures",
        "data",
        "openInterestHist"
      ],
      "query": [
        {
          "key": "pair",
          "value": ""
        },
        {
          "key": "contractType",
          "value": "ALL",
          "description": "ALL,CURRENT_QUARTER,NEXT_QUARTER"
        },
        {
          "key": "period",
          "value": "5m",
          "description": "\"5m\",\"15m\",\"30m\",\"1h\",\"2h\",\"4h\",\"6h\",\"12h\",\"1d\""
        },
        {
          "key": "limit",
          "value": "",
          "description": "Default 30,Max 500",
          "disabled": true
        },
        {
          "key": "startTime",
          "value": "",
          "disabled": true
        },
        {
          "key": "endTime",
          "value": "",
          "disabled": true
        }
      ]
    },
    "description": "Get present open interest of a specific symbol."
  },
  "response": [
  ]
}