“objek.keys” Kode Jawaban

JavaScript mendapatkan panjang objek

var person={
    "first_name":"Harry",
    "last_name":"Potter",
    "age":14
};
var personSize = Object.keys(person).length; //gets number of properties (3) 
Grepper

Entri objek JavaScript

// Object Entries returns object as Array of [key,value] Array
const object1 = {
  a: 'somestring',
  b: 42
}
Object.entries(object1) // Array(2) [["a", "something"], ["b", 42]]
  .forEach(([key, value]) => console.log(`${key}: ${value}`))
// "a: somestring"
// "b: 42"
POG

objek.keys

const object1 = {
  a: 'somestring',
  b: 42,
  c: false
};

console.log(Object.keys(object1));
// expected output: Array ["a", "b", "c"]
Kaotik

Kunci objek JS

var myObj = {no:'u',my:'sql'}
var keys = Object.keys(myObj);//returnes the array ['no','my'];
If-dev

Dapatkan kunci objek JS

var buttons = {
  foo: 'bar',
  fiz: 'buz'
};

for ( var property in buttons ) {
  console.log( property ); // Outputs: foo, fiz or fiz, foo
}
Average Anaconda

Object.keys Javascript

const object1 = {
  a: 'somestring',
  b: 42,
  c: false
};

console.log(Object.keys(object1));
Tense Tamarin

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