C 语句摘要

statement:
 labeled-statement
 compound-statement
 expression-statement
 selection-statement
 iteration-statement
 jump-statement
 try-except-statement /* Microsoft 专用 */
 try-finally-statement /* Microsoft 专用 */

jump-statement:
 goto identifier ;
 continue ;
 break ;
 returnexpression_opt;
 __leave ; /* Microsoft 专用¹ */

compound-statement:
 {declaration-list_optstatement-list_opt}

declaration-list:
 declaration
 declaration-list declaration

statement-list:
 statement
 statement-list statement

expression-statement:
 expression_opt;

iteration-statement:
 while ( expression ) statement
 do statement while ( expression ) ;
 for (expression_opt;expression_opt;expression_opt)statement

selection-statement:
 if ( expression ) statement
 if ( expression ) statement else statement
 switch ( expression ) statement

labeled-statement:
 identifier : statement
 case constant-expression : statement
 default : statement

try-except-statement：/* Microsoft 专用 */
 __try compound-statement __except ( expression ) compound-statement

try-finally-statement：/* Microsoft 专用 */
 __try compound-statement __finally compound-statement

1 __leave 关键字仅在 try-except-statement 或 try-finally-statement 的 __try 块中有效。

请参阅

短语结构语法