prog.cpp:7:52: error: a brace-enclosed initializer is not allowed here before ‘{’ token
static const unsigned char PREDEFINED_ARRAY_1[] = {0x1, 0x2, 0x3};
^
prog.cpp:7:66: error: invalid in-class initialization of static data member of non-integral type ‘const unsigned char []’
static const unsigned char PREDEFINED_ARRAY_1[] = {0x1, 0x2, 0x3};
^