javascript indexof
//indexOf getting index of array element, returns -1 if not found
var colors=["red","green","blue"];
var pos=colors.indexOf("blue");//2
//indexOf getting index of sub string, returns -1 if not found
var str = "We got a poop cleanup on isle 4.";
var strPos = str.indexOf("poop");//9indexof js
const fruits = ["apple", "banana", "cantaloupe", "blueberries", "grapefruit"];
const index = fruits.findIndex(fruit => fruit === "blueberries");
console.log(index); // 3
console.log(fruits[index]); // blueberriesCopyright © 2021 Codeinu
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