JavaScript switch statement

JavaScript Switch Statement

what is the switch case statement in javascript language?

1] switch case number of codition.

2] switch case one code execute and handle multiple condition in javaScript .

3] switch case alternative series provides else if and else JavaScript.

4] Switch case check to the single value multiple possible case.

5] Switch case match to the condition inside the case than block executed and /end the conditon .

6] Switch case in case statement is not match then condition default block executed.

Syntax Switch Statement

switch (expression)

{

case value1:

// code executed

// if expression == value1

break;

case value2:

// code executed

// if expression == value2

break;

case value3:

// code executed

// if expression == value3

break;

case value N:

// code executed

// if expression == value N

break;

default:

//code executed if expression does not match any case

}

Q. switch case Program of day

Example :-

Source code

let day =5;
switch(day)
{
    case 0:
        console.log('Sunday');
        break;
        case 1:
            console.log('Monday');
            break;
            case 2:
        console.log('Tuesday');
        break;
        case 3:
            console.log('Wednesday');
            break;
            case 4 :
        console.log('Thursday');
        break;
        case 5:
            console.log('Friday');
            break;

            case 6:
            console.log('Saturday');
            break;
            default:
                console.log('invalid day')

}

OutPut :-

Q2] . Switch case program of month

Example

source code

let month = 9;
switch(month)
{
    case 0:
        console.log('January');
        break;
        case 1:
            console.log('February');
            break;
            case 2:
        console.log('March');
        break;
        case 3:
            console.log('April');
            break;
            case 4 :
        console.log('May');
        break;
        case 5:
            console.log('June');
            break;

            case 6:
            console.log('July');
            break;
                case 7:
                        console.log('August');
                        break;
                        case 8:
                            console.log('September');
                            break;
                            case 9:
                        console.log('October');
                        break;
                        case 10:
                            console.log('November');
                            break;
                            case 11 :
                        console.log('December');
                        break;
                       default:
                      console.log('invalid Month')
                
            }

Output :-

Q3] . Switch case program Programming language

Example

source code:-

let language = "JS";
switch( language)
{
case "H":
console.log('HTML');
break;
case "C":
console.log('CSS');
break;
case "J":
console.log('Java');
break;
case "JS":
console.log('JavaScript');
break;
case "P":
console.log('PHP');
break;
case "C":
console.log('C++');
break;

case "B":
console.log('Bootstrap');
break;
default:
console.log('invalid Programming language');

}

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JavaScript switch statement

JavaScript Switch Statement