Answers for "js object keys"

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
20

javascript object entries

// 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"
Posted by: Guest on April-09-2020
34

object keys javascript

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

console.log(Object.keys(object1));
// expected output: Array ["a", "b", "c"]
Posted by: Guest on March-12-2020
1

javascript e.key

document.inputDiv.addEventListener('keyup', (e) => {
	console.log(e.key);
});

// Typing 'hello world' will log --> 'h' 'e' 'l' 'l' 'o' ' ' 'w' 'o' 'r' 'l' 'd';
Posted by: Guest on February-11-2021
10

js object keys

var myObj = {no:'u',my:'sql'}
var keys = Object.keys(myObj);//returnes the array ['no','my'];
Posted by: Guest on April-08-2020
4

get all entries in object as array hjs

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

for (let [key, value] of Object.entries(object1)) {
  console.log(`${key}: ${value}`);
}

// expected output:
// "a: somestring"
// "b: 42"
// order is not guaranteed
Posted by: Guest on April-23-2020

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