Answers for "loop through array of object typescript"

iterate over array of objects javascript

// Find an element in an array

const people = [ {name: "john", age:23},
                {name: "john", age:43},
                {name: "jim", age:101},
                {name: "bob", age:67} ];

const john = people.find(person => person.name === 'john');
console.log(john);

javascript for loop array of objects

var array = ["e", 5, "cool", 100];

for (let i = 0; i < array.length; i++) {
	console.log(array[i]);
}

// This is a common method used to loop through elements in arrays.
// You can use this to change elements, read them, and edit them

iterate over array of objects javascript

// Sum up a particular property, and calculate its average

const myArray = [{x:100}, {x:200}, {x:300}];

const sum = myArray.map(element => element.x).reduce((a, b) => a + b, 0);
console.log(sum); // 600 = 0 + 100 + 200 + 300

const average = sum / myArray.length;
console.log(average); // 200