js get index of list 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: indexof js mdn

array.indexOf(searchElement, [initialPoint = 0])

// the indexOf() always returns the first index that the element can be found, else it returns -1