https://api.coindesk.com/v1/bpi/currentprice/CZK.json
stáhnu soubor
a z něj potřebuju vysosat kurz v CZK (těch 263809.3809 na konci){"time":{"updated":"Aug 12, 2019 20:17:00 UTC","updatedISO":"2019-08-12T20:17:00+00:00","updateduk":"Aug 12, 2019 at 21:17 BST"},"disclaimer":"This data was produced from the CoinDesk Bitcoin Price Index (USD). Non-USD currency data converted using hourly conversion rate from openexchangerates.org","bpi":{"USD":{"code":"USD","rate":"11,447.8750","description":"United States Dollar","rate_float":11447.875},"CZK":{"code":"CZK","rate":"263,809.3809","description":"Czech Republic Koruna","rate_float":263809.3809}}}
float kurz = CZK:rate_float
Našel jsem tohle, ale to mi nefunguje:
https://arduinojson.org/v5/example/parser/
Díky za rady a tipy.