index of an array code example
Example 1: how to find the index of a value in an array in javascript
var list = ["apple","banana","orange"]
var index_of_apple = list.indexOf("apple")
Example 2: js get index of item in array
array.indexOf("item");
Example 3: index of value in array
var imageList = [
{value: 100},
{value: 200},
{value: 300},
{value: 400},
{value: 500}
];
var index = imageList.findIndex(img => img.value === 200);
Example 4: js array get index
var fruits = ["Banana", "Orange", "Apple", "Mango"];
return fruits.indexOf("Apple");
Example 5: javasript array indexof
var array = [2, 9, 9];
array.indexOf(2);
array.indexOf(7);
array.indexOf(9, 2);
array.indexOf(2, -1);
array.indexOf(2, -3);
Example 6: how to get the index of an array in javascript
search = (arr, item) => { return arr.indexOf(item); }