JavaScript Object constructor
Example
Get the object constructor:
const person = {
  firstName: "John",
  lastName: "Doe",
  age: 50,
  eyeColor: "blue"
};
let text = person.constructor;
Try it Yourself »
Definition and Usage
The constructor property returns the function that created the Object prototype.
For JavaScript objects the constructor property returns:
function Object() { [native code] }
Syntax
object.constructor
Return Value
| function Object() { [native code] } | 
Browser Support
constructor is an ECMAScript1 (ES1) feature.
ES1 (JavaScript 1997) is fully supported in all browsers:
| Chrome | Edge | Firefox | Safari | Opera | IE | 
| Yes | Yes | Yes | Yes | Yes | Yes | 
 
 
