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')
}
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');
}
Output :-
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