js find array return true false
['one', 'two'].some(item => item === 'one') // true
['one', 'two'].some(item => item === 'three') // false
js find array return true false
['one', 'two'].some(item => item === 'one') // true
['one', 'two'].some(item => item === 'three') // false
javascript some method
It just checks the array,
for the condition you gave,
if atleast one element in the array passes the condition
then it returns true
else it returns false
javascript some
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
javascript array some
let array = [1, 2, 3, 4, 5];
//Is any element even?
array.some(function(x) {
return x % 2 == 0;
}); // true
javascript some
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
js object some
let obj = {"num1":1, "num2":2, "num3":3, "num4":4, "num5":5};
var firstEven = null;
// Some returns a boolean value.
Object.values(obj).some((item) => {
// Loop breaks as soon as the condition has been met.
// Getting your value, can be used like:
if (item == 2) {
firstEven = item;
}
return item % 2 == 0;
}); // Results in true
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