Master programming syntax, solve interactive challenges & run live code in Syntaxis Explore Arena →
menu_book Course Curriculum (NestJS) expand_more
Core Architecture
Module Controller Provider service Dependency injection Custom provider token Global module Lifecycle hooks Configuration module
Request Pipeline
Route parameters Query parameters Request body DTO ValidationPipe Custom pipe Guard Interceptor Exception filter
Data and Messaging
TypeORM repository Prisma service integration Mongoose model Transactions service pattern EventEmitter WebSocket gateway Microservice message pattern Cron scheduling
API Production
REST versioning Swagger decorators CORS configuration Helmet middleware Rate limiting File upload interceptor JWT auth guard Testing module
NestJS / API Production

CORS configuration

Learn CORS configuration in NestJS through a focused explanation, a topic-specific example, an engineering warning, and a mastery check.

12 min read • Advanced
nestjs-027.ts
typescript 
app.enableCors({origin:["https://app.example.test"],credentials:true});
What to watch
Content source & attribution
Original Syntaxis Content · Original Syntaxis Content

Lesson quizzes

CORS configuration Mastery Check →
← PREVIOUS
Swagger decorators
NEXT →
Helmet middleware