Answers for "get keys and values from object javascript"

6

get keys objet javascript

var foo = {
  'alpha': 'puffin',
  'beta': 'beagle'
};

var keys = Object.keys(foo);
console.log(keys) // ['alpha', 'beta'] 
// (or maybe some other order, keys are unordered).
Posted by: Guest on September-02-2020
1

javascript foreach object keys

var lunch = {
	sandwich: 'ham',
	snack: 'chips',
	drink: 'soda',
	desert: 'cookie',
	guests: 3,
	alcohol: false,
};

Object.keys(lunch).forEach(function (item) {
	console.log(item); // key
	console.log(lunch[item]); // value
});

// returns "sandwich", "ham", "snack", "chips", "drink", "soda", "desert", "cookie", "guests", 3, "alcohol", false
Posted by: Guest on June-01-2020
1

Return the Objects Keys and Values

const keysAndValues = (obj) => [Object.keys(obj), Object.values(obj)];

keysAndValues({a: 1, b: 2, c: 3}); 
//➞ [["a", "b", "c"], [1, 2, 3]]

keysAndValues({a: "Dell", b: "Microsoft", c: "Google"}));
//➞ [["a", "b", "c"], ["Dell", "Microsoft", "Google"]]

keysAndValues({key1: true, key2: false, key3: undefined});
// ➞ [["key1", "key2", "key3"], [true, false, undefined]]
Posted by: Guest on April-22-2021
2

javascript object get value by key

const person = {
  name: 'Bob',
  age: 47
}

Object.keys(person).forEach((key) => {
  console.log(person[key]); // 'Bob', 47
});
Posted by: Guest on December-05-2020
2

js select keys from object

const object = { a: 5, b: 6, c: 7  };
const picked = (({ a, c }) => ({ a, c }))(object);

console.log(picked); // { a: 5, c: 7 }
Posted by: Guest on September-04-2020
1

how to get keys in an object javascript

Object.keys(whateverYourObjectIsCalled)
Posted by: Guest on January-06-2021

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