Web Reference: Nov 22, 2025 · When trying to access a property of an object, the property will not only be sought on the object, but also on the prototype of the object, the prototype of the prototype, and so on, until either a property with a matching name is found or the end of the prototype chain is reached. Jan 18, 2025 · The prototype chain is a core JavaScript concept enabling the inheritance of properties and methods between objects. It facilitates code reuse, efficient property lookup, and object hierarchy creation. Every JavaScript object has an internal link to another object, called its prototype. Mar 28, 2020 · This tutorial explains the concept of prototypes in JavaScript how a prototype chain gets built how JavaScript uses the prototype chain to search for methods and how you can customized...
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