// Fat Arrow Function in JavaScript // Old style es5 function // var sum = function() // { // var a = 5; // var b = 10; // return a+b; // } // console.log(sum()); // es6 Latest Fat Arrow Function // const sum = () =>{ // let a = 65; // let b = 10; // return a+b; // } // console.log(sum()); // es6 latest another style let a = 20 ; let b = 50 ; const sum = () => a + b console . log ( sum ());
// Program to swap two numbers without Third variable // a=5;b=10; // b=5;a=10; let a = 5 ; let b = 10 ; [ a , b ] = [ b , a ]; console . log ( `the value a is change ${ a } and value b is changed ${ b }.` )
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