Object Static Method
Object.assign()
Object Static Method to merge 2 objects into shallow copy
Object.freeze()
Object Static Method to make Object immutable
Object.isFrozen()
Object Static Method to return boolean
if Object is frozen
Object.is()
Object Static Method to check if equality of two values, with even greater strictness than ===
Source: Object.is() - JavaScript | MDN
References
Object.isFrozen()
↔ Object Static Method to returnboolean
if Object is frozenObject.assign()
↔ Object Static Method to merge 2 objects into shallow copyObject.freeze()
↔ Object Static Method to make Object immutableObject.is()
↔ Object Static Method to check if equality of two values, with even greater strictness than===