nest_validation_pipe_implementation.ts

import { Controller, Post, Body, UsePipes, ValidationPipe } from '@nestjs/common';
import { CreateUserDto } from './create-user.dto';

@Controller('users')
export class UsersController {
  @Post()
  @UsePipes(new ValidationPipe()) // Apply validation
  create(@Body() createUserDto: CreateUserDto) {
    return { message: 'User created', data: createUserDto };
  }
}