Answers for "javascript if object is array"

if object is array javascript

Array.isArray(object);

how to check if something is array javascript

function isArray(value) {
    return Object.prototype.toString.call(value) === "[object Array]";
}

check object in array javascript

var obj = {a: 5};
var array = [obj, "string", 5]; // Must be same object
array.indexOf(obj) !== -1 // True

how to check if an object is in an array javascript

//We will make a search box kind of thing. It will ask the user to enter a fruit and we will make a list fruits. If the user input is in list, then print you win

//Make a list for fruits
var FRUITS = ["Apple","Bananna","Mango","Kiwi"];

//User input
var User_Input = prompt("Enter a fruit");

//Variable to check if user_input is in fruit
var UserInFruit = FRUITS.contains(User_Input);

//If staatement
if (UserInFruit = true){
  print("You win")
}