Reverse String

//Time complexity O(n)
function reverseString(str){
    let rev='';
   const strArr=str.split('');
   for(let i =strArr.length-1;i>=0;i--){
       rev= rev+ strArr[i];
   }
   return rev
}


function reverseStringDriectly(str){
    return str.split('').reverse().join('')
}

const value=reverseString('I am Reversing String');
const value1=reverseStringDriectly('I am Reversing String');
console.log(value)
console.log(value1)