Jagathishrex · December 30, 2020 15:33
diff --git a/prevent_extenstion_define.js b/prevent_extenstion_define.js
 "use strict";
 let user = { name : "Jagathish" };

 Object.preventExtensions(user);

 try {
  Object.defineProperty(user, 'age', {
    value: 23
  });
 } catch (e) {
  console.log(e);
  // expected output: TypeError:Cannot define property age, object is not extensible
 }
	"use strict";
	let user = { name : "Jagathish" };

	Object.preventExtensions(user);

	try {
	Object.defineProperty(user, 'age', {
	value: 23
	});
	} catch (e) {
	console.log(e);
	// expected output: TypeError:Cannot define property age, object is not extensible
	}