标记摘要Summary of Tokens

tokentoken:
keywordkeyword

identifieridentifier

constantconstant

string-literalstring-literal

operatoroperator

punctuator

preprocessing-token:preprocessing-token:
header-nameheader-name

identifieridentifier

pp-numberpp-number

character-constantcharacter-constant

string-literalstring-literal

operator punctuatoroperator punctuator

不能成为上述项目之一的每个非空白字符each nonwhite-space character that cannot be one of the above

header-name:header-name:
< path-spec > " path spec "< path-spec > " path spec "

path-spec:path-spec:
合法文件路径Legal file path

pp-number:pp-number:
digitdigit

.. digitdigit

pp-number digitpp-number digit

pp-number nondigitpp-number nondigit

pp-number e signpp-number e sign

pp-number E signpp-number E sign

pp-number .pp-number .

另请参阅See Also

词法语法Lexical Grammar