I want to pass some variable to a string to create a Arduinojson instance. Therefore that string is going to be transfered via dragino lora. For a reason this piece of code seems that doesent work String g_s = "Hello"; String x = "{\"ID\":\"SERVER\",\"TYPE\":\"KEY\",\"g\":\""+g_s+"\",\"END\":\"END\…

Arduino Strings

arduino_new April 27, 2018, 11:45pm 2

what's the error/problem?

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