js keys of an object code example
Example 1: 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).
Example 2: object.keys javascript
const object1 = {
a: 'somestring',
b: 42,
c: false
};
console.log(Object.keys(object1));
Example 3: get keys of object js
var buttons = {
foo: 'bar',
fiz: 'buz'
};
for ( var property in buttons ) {
console.log( property ); // Outputs: foo, fiz or fiz, foo
}
Example 4: how to get keys in an object javascript
Object.keys(whateverYourObjectIsCalled)