The code below compiles:
class 字
{
};
The code below compiles:
class 字
{
};
Quoth the Standard:
Each universal-character-name in an identifier shall designate a character whose encoding in ISO 10646 falls into one of the ranges specified in Table 2.
\u3010 is in a gap between the allowed ranges 3004-3007 and 3021-302F.
The error message could be better.
– HT