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NestJS / API Production

File upload interceptor

Learn File upload interceptor in NestJS through a focused explanation, a topic-specific example, an engineering warning, and a mastery check.

12 min read • Advanced

nestjs-030.ts

typescript

@UseInterceptors(FileInterceptor("avatar"))
upload(@UploadedFile() file:Express.Multer.File){ return {size:file.size}; }

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File upload interceptor Mastery Check →