js array return index code example

Example 1: js find index in list

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

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

Example 2: js array get index

var fruits = ["Banana", "Orange", "Apple", "Mango"];
return fruits.indexOf("Apple"); // Returns 2

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

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