C实现 // C program to demonstrate syntax of switch #include<stdio.h> // Driver Code intmain() { intx=2; switch(x){ case1: printf("Choice is 1"); break; case2: printf("Choice is 2"); break; case3: printf("Choice is 3"); break; default: printf("Choice other than 1, 2 a...
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{ case RED: std::cout << "red\n"; break; case GREEN: std::cout << "green\n"; break; case BLUE: std::cout << "blue\n"; break; } // the C++17 init-statement syntax can be helpful when there is // no implicit conversion to integral or enumeration type struct Device { enum...
Syntax switch(expression) { casex: // code block break; casey: // code block break; default: // code block } This is how it works: Theswitchexpression is evaluated once The value of the expression is compared with the values of eachcase ...
Syntax: Example code: #include<iostream>using namespace std;intmain(){intday=3;switch(day){case1:cout<<"Monday\n";case2:cout<<"Tuesday\n";case3:cout<<"Wednesday\n";case4:cout<<"Thursday\n";case5:cout<<"Friday\n";case6:cout<<"Saturday\n";case7:cout<<"Sunday\n";}} ...
syntaxคัดลอก midl /cpp_opt "C_preprocessor_option" file.idl Switch Options C_preprocessor_option Specifies command-line option associated with the invoked preprocessor. Note: For the Microsoft C/C++ preprocessors you must supply the/Eswitch as part of theC_preprocessor_optionstring...
Syntaxselection-statement: switch ( init-statementoptC++17 condition ) statementinit-statement: expression-statement simple-declarationcondition: expression attribute-specifier-seqopt decl-specifier-seq declarator brace-or-equal-initializerlabeled-statement: case constant-...
In this article Syntax Remarks See also Allows selection among multiple sections of code, depending on the value of an integral expression. Syntax selection-statement: switch(init-statementoptC++17condition)statement init-statement: expression-statement ...
Syntaxattr-spec-seq(optional) switch ( expression ) statement attr-spec-seq - (C23)optional list of attributes, applied to the switch statement expression - any expression of integer type (char, signed or unsigned integer, or enumeration) statement - any statement (typically a compound ...
SWITCH_ADD_API(commands_api_interface, "uuid_hold", "Place call on hold", uuid_hold_function, HOLD_SYNTAX); //xxxxx switch_console_set_complete("add uuid_bridge ::console::list_uuid ::console::list_uuid"); switch_console_set_complete("add uuid_broadcast ::console::list_uuid"); ...