javascript array some function code example

Example 1: 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

Example 2: 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