majh0
0
Q:

some in javascript

const age= [2,7,12,17,21];

age.some(function(person){
return person > 18;}); //true

//es6
const age= [2,7,12,17,21];
age.some((person)=> person>18); //true
10
let array = [1, 2, 3, 4, 5];

//Is any element even?
array.some(function(x) {
  return x % 2 == 0;
}); // true
4
const fruits = ['apple', 'banana', 'mango', 'guava'];

function checkAvailability(arr, val) {
  return arr.some(function(arrVal) {
    return val === arrVal;
  });
}

checkAvailability(fruits, 'kela');   // false
checkAvailability(fruits, 'banana'); // true
1

array.some(function(currentValue, index, arr), thisValue)
-2

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