how to get index of list in javascript code example

Example 1: js find index in list

let myList = ['foo', 'bar', 'qux'];

myList.indexOf('bar');	// 1

Example 2: js get index of item in array

array.indexOf("item");

Example 3: how to get the index of an array in javascript

search = (arr, item) => { return arr.indexOf(item); }

Example 4: access index of array javascript

let first = fruits[0]
// Apple

let last = fruits[fruits.length - 1]
// Banana