# HeaderParams Decorator operation input

Module
import { HeaderParams } from "@tsed/common"
Source/packages/common/src/mvc/decorators/params/headerParams.ts

# Overview

function HeaderParams(expression: string, useType: Type<any>): ParameterDecorator;
export function HeaderParams(expression: string): ParameterDecorator;
export function HeaderParams(useType: Type<any>): ParameterDecorator;
export function HeaderParams(options: IParamOptions<any>): ParameterDecorator;
export function HeaderParams(): ParameterDecorator;
Param Type Description
expression string The path of the property to get. useType

# Description

HeaderParams return the value from request.params object.

# Example

@Controller('/')
class MyCtrl {
   @Get('/')
   get(@Header() body: any) {
      console.log('Entire body', body);
   }

   @Get('/')
   get(@Header('x-token') token: string) {
      console.log('token', id);
   }
}
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For more information on deserialization see converters page.