Arrow Functions

//simple drop function keyword

const hello=()=>{const es6='Hello its me ';
return `${es6}  Sanjiv Rai`;
}
console.log(hello());
//the second  param specifies the index of the array  
const power=[1,2,3,4,5].map((number,index)=> {return Math.pow(number,index);
});
console.log(power);

const add=(n1,n2)=> {return n1+n2;};
console.log(add(23,32));

const milestokm=(miles)=> {return miles*1.60934;};

console.log(milestokm(1));