Chilkat Online Tools

Swift / Binance spot API / Kline/Candlestick Data

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func chilkatTest() {
    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    let http = CkoHttp()
    var success: Bool

    let queryParams = CkoJsonObject()
    queryParams.UpdateString("symbol", value: "BNBUSDT")
    queryParams.UpdateString("interval", value: "")

    http.SetRequestHeader("Content-Type", value: "application/json")

    var resp: CkoHttpResponse? = http.QuickRequestParams("GET", url: "https://domain.com/api/v3/klines", json: queryParams)
    if http.LastMethodSuccess == false {
        print("\(http.LastErrorText)")
        return
    }

    print("\(resp!.StatusCode.intValue)")
    print("\(resp!.BodyStr)")
    resp = nil

}

Curl Command

curl -G -d "symbol=BNBUSDT"
	-d "interval="
	-H "Content-Type: application/json"
https://domain.com/api/v3/klines

Postman Collection Item JSON

{
  "name": "Kline/Candlestick Data",
  "request": {
    "method": "GET",
    "header": [
      {
        "key": "Content-Type",
        "type": "text",
        "value": "application/json"
      }
    ],
    "url": {
      "raw": "{{url}}/api/v3/klines?symbol=BNBUSDT&interval=",
      "host": [
        "{{url}}"
      ],
      "path": [
        "api",
        "v3",
        "klines"
      ],
      "query": [
        {
          "key": "symbol",
          "value": "BNBUSDT",
          "description": "Trading symbol, e.g. BNBUSDT"
        },
        {
          "key": "interval",
          "value": "",
          "description": "kline intervals"
        },
        {
          "key": "startTime",
          "value": "",
          "description": "UTC timestamp in ms",
          "disabled": true
        },
        {
          "key": "endTime",
          "value": "",
          "description": "UTC timestamp in ms",
          "disabled": true
        },
        {
          "key": "limit",
          "value": "500",
          "description": "Default 500; max 1000.",
          "disabled": true
        }
      ]
    },
    "description": "Kline/candlestick bars for a symbol.\nKlines are uniquely identified by their open time.\n\n- If `startTime` and `endTime` are not sent, the most recent klines are returned.\n\nWeight(IP): 1"
  },
  "response": [
  ]
}