Now that my firmware codes are getting bigger and more complex, memory optimization is proving to be critical. My understanding is that character arrays are preferred and can be written just fine without casting to publish and subscribe commands. I have written below a subscription handler written …

Addicted to Arduino Strings - CString Rehab

syrinxtech August 11, 2018, 8:18am 4

My $0.02…I would replace all of the string commands with the “n” version, ie:

strcpy -> strncpy
strcat -> strncat

Better safe than sorry.

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