Node.js

Finnhub API - Get Stock Quote

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Demonstrates how to get a stock quote from the Finnhub API. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    // Replace with your actual Finnhub API key.
    var apiKey = "YOUR_FINNHUB_API_KEY";
    var symbol = "AAPL";

    var http = new chilkat.Http();

    // This is the URL without params.
    var urlWithoutParams = "https://finnhub.io/api/v1/quote";

    var req = new chilkat.HttpRequest();

    // Add params that will be sent in the URL.
    req.AddParam("symbol",symbol);
    req.AddParam("token",apiKey);

    req.HttpVerb = "GET";

    // Send the request to get the JSON response.
    var resp = new chilkat.HttpResponse();
    success = http.HttpReq(urlWithoutParams,req,resp);
    if (success == false) {
        console.log(http.LastErrorText);
        return;
    }

    var json = new chilkat.JsonObject();
    resp.GetBodyJson(json);

    var statusCode = resp.StatusCode;
    console.log("response status code: " + statusCode);

    json.EmitCompact = false;
    console.log(json.Emit());

    // Sample result:

    // {
    //   "c": 248.8,
    //   "d": -4.09,
    //   "dp": -1.6173,
    //   "h": 255.493,
    //   "l": 248.07,
    //   "o": 253.9,
    //   "pc": 252.89,
    //   "t": 1774641600
    // }

    if (statusCode == 200) {
        // Add the symbol to the top of the result.
        json.AddStringAt(0,"symbol",symbol);

        // Rename members for clarification.
        json.Rename("c","currentPrice");
        json.Rename("d","change");
        json.Rename("dp","percentChange");
        json.Rename("h","high");
        json.Rename("l","low");
        json.Rename("o","open");
        json.Rename("pc","prevClose");
        json.Rename("t","unixTime");

        console.log(json.Emit());

    }
    else {
        console.log("Failed");
    }


}

chilkatExample();