var fruits = ['Apple', 'Banana', 'Orange'];
var findindex = fruits.indexOf('Banana');
console.log(findindex);
var newfruitsadded = fruits.splice(1, 1, 'Mango');
console.log(fruits);


// var fruits = ['Apple', 'Banana', 'Orange'];
// var remfruits = fruits.splice(2, 1, 'watermelon');
// console.log(fruits);