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C++ Switch Statement

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C++ Switch Statement:- The Switch statement provide an alternative to else if construct.Use the switch statement  to select one of many                                                                code blocks to be executed.

syntax is:- switch(expression)

C++ Break statement:- The break statement  is used to terminate control from loop statement or exit from switch statement.It can be used                                                          with for,while, do-while and switch statement.

syntax is:- break;

syntax of switch and break is:- 

switch(expression){

             case 1:

                 // code bolck;

                    break;

        case 2:

                // code block;

   break;

dedault:

//code block;

}

This is how it works:

  • The switch expression is evaluated once
  • The value of the expression is compared with the values of each case
  • If there is a match, the associated block of code is executed
  • The break and default keywords are optional, and will be described later in this chapter

Example:-

#include<iostream>

using namespace std;

int main(){

int day;

cout<<"Enter a Day:";

cin>>day;

switch(day){

          case 1:

          cout<<"Sunday";

          break;

          case 2:

          cout<<"Monday";

          break;

          case 3:

          cout<<"Tuesday";

          break;

          case 4:

          cout << "Wednesday";

           break;

         default:

         cout<<"Day does not found!";

}

}

OUTPUT:-

Enter a Day:2
Monday