if value in array js code example
Example 1: get if there is a value in an array node js
myArray = Array();
if(myArray.includes(valueWeSearch))
{
}
Example 2: javascript is int in array
[1, 2, 3].includes(2);
[1, 2, 3].includes(4);
[1, 2, 3].includes(1, 2);
Example 3: how to check if item is in list js
var myList=["a", "b", "c"];
mylist.includes("d")
Example 4: javascript check if array is in array
var array = [1, 3],
prizes = [[1, 3], [1, 4]],
includes = prizes.some(a => array.every((v, i) => v === a[i]));
console.log(includes);
Example 5: check items in array javascript
function checkAllEven(arr) {
return arr.every(function(x){
return x % 2 === 0
})
}