What will happen if I have this code: ... float v = 1234.567; char b[4]; dtostrf(v, 0, 2, b); ... I guess dtostrf will write outside the string b which may cause memory corruption, or? What is the smallest safe size of buffer b?

Dtostrf and string buffer size

thehardwareman August 7, 2021, 6:17am 5

Using UNO 3, Nano and Mega2560 and Arduino IDE 1.8.12

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