Glossary term
What is proxy (Proxy pattern)?
proxy stands for Proxy pattern.
In Design Patterns & LLD
A stand-in with the same interface that controls access to another object, for example to cache, check or log calls.
Learn it properly · Design Patterns & LLDLesson 2: Structural Patterns: Adapter, Decorator, Facade, Proxy and CompositeThe intent of each pattern, how to tell them apart, and the JavaScript Proxy object.In JavaScript Part 2
A Proxy intercepts actions on another object. Reflect has a function for each basic action.
Learn it properly · JavaScript Part 2Lesson 6: Errors, Proxy, Reflect, Copying and ImmutabilityThrowing and catching, Proxy traps with Reflect, shallow versus deep copies, structuredClone and immutable updates.In Next.js App Router
A single file that runs before matched requests and can redirect, rewrite, change headers or respond directly.
Learn it properly · Next.js App RouterLesson 4: Route Handlers, Middleware (Proxy) and APIsWriting API endpoints, request and response helpers, the request interception layer in this Next.js version, headers, redirects and rewrites.