While in gcc on the AVR and ARM, both fit in 8 bits, a byte is a Arduino proprietary typedef for unsigned char and a char is well a char. Also assume > that they are in UTF-8 format. If you need a char* copy that you can write to, copy it to a vector, call … Thank you, but the code posted already is pretty much all of it. How to Append a Character to a String in C - GeeksforGeeks How to convert const char* to char* in C? – Dev – RotaDEV.com Using string::c_str function. C Note: If copying takes place between objects … Convert how to convert a 'const char *' to 'char *' in vc++ - C / C++ ; The for loop runs through the characters of the string … Example: unsigned char ch = 'a'; Initializing an unsigned char: Here we try to insert a char in the unsigned char variable with the help of ASCII value. C Program to convert ASCII value to a character. The conversion works the same as with printf and in default (“C”) locale. 2. Converting from char** to const char** does in fact involve "casting away constness", which static_cast cannot do - for the same reason that there's no implicit conversion between these two types (in fact, "casting away constness" is defined in terms of implicit conversion). C++. You have two problems in your code: You need to add 1 to length after copying in order to copy null character (as strlen returns only number of cha... char * a is a pointer to a char. (or alternatively an array of type char: C doesn’t make a distinction with pointer types). ...the & means “address of”, so in English “set the pointer ‘a’ equal to the address of the first character in the array of characters ‘b’. Different ways to copy a string in C/C++ - GeeksforGeeks