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JavaScript Do-While Loop

JavaScript Do While Loop The do...while statements combo defines a code block to be executed once, and repeated as long as a condition is true. The do...while is used when you want to run a code block at least one time. //do while Syntex // do{   // statement   // inc/dec // }while(condition) //Example let num = 1 ; do {   console . log ( "Namaste India" );   num = num + 1 ; // num++ } while (num <= 10 )

Javascript for loop

for  - loops through a block of code a number of times A for loop  repeats until a specified condition evaluates to false . The JavaScript for loop is similar to the Java and C for loop. A for statement looks as follows: for (initialization; condition; afterthought) statement. Snytax: for(initializaion; condtion ; inc/dec){ Statement } Example: for ( let num = 1 ; num <= 5 ; num ++ ){   console . log ( "*******" );   console . log ( "Hello Seema" ); }

JavaScript While Loop

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--------- index.js page let num = 10; while (num >= 10) {   console.log("adisma");   num = num - 1; // num--; } ------------------------------------------------------------------------------------------ default.js page -----------  <script>       let num = 30;       while(num>=1){         document.write(num + ") Adisma <br>")         num = num-1; // num--;       }     </script> -----------------------------------------------

Switch Case Statement : Javascript

 Print day : according to number let day = 5 ; switch (day) {     case 1 : console . log ( "Monday" );         break ;     case 2 : console . log ( "Tuesday" );         break ;     case 3 : console . log ( "Wednesday" );         break ;     case 4 : console . log ( "Thurusday" );         break ;     case 5 : console . log ( "Friday" );         break ;     case 6 : console . log ( "Saturday" );         break ;     case 7 : console . log ( "Sunday" );         break ;     default: console . log ( "Condition not Fullfilled" ); } ----------------------------------------------- --------Calculate Area---------------------- let area = "rectangle" ; let radius = 5 , pi = 3.14 let lentgth = 7 , breadth = 10 ; switch (area) {     case "rec...