$
is a valid identifier character in the Microsoft C++ compiler (MSVC). MSVC also allows you to use the actual characters represented by the allowed ranges of universal character names in identifiers. To use these characters, you must save the file by using a file encoding codepage that includes them. This example shows how both extended characters and universal character names can be used interchangeably in your code.fileName
is different from FileName
.Pint
is a legal identifier, even though it contains int, which is a keyword.asm | else | new | this |
auto | enum | operator | throw |
bool | explicit | private | true |
break | export | protected | try |
case | extern | public | typedef |
catch | false | register | typeid |
char | float | reinterpret_cast | typename |
class | for | return | union |
const | friend | short | unsigned |
const_cast | goto | signed | using |
continue | if | sizeof | virtual |
default | inline | static | void |
delete | int | static_cast | volatile |
do | long | struct | wchar_t |
double | mutable | switch | while |
dynamic_cast | namespace | template |
Trigraph | Replacement |
---|---|
??= | # |
??/ | |
??' | ^ |
??( | [ |
??) | ] |
??! | | |
??< | { |
??> | } |
??- | ~ |