aarray.indexOf code example
Example 1: js array get index
var fruits = ["Banana", "Orange", "Apple", "Mango"];
return fruits.indexOf("Apple"); // Returns 2
Example 2: indexof javascript
Array.indexOf(searchElement, fromIndex)
var fruits = ["Banana", "Orange", "Apple", "Mango"];
return fruits.indexOf("Apple"); // Returns 2
Array.indexOf(searchElement, fromIndex)