Sending Request Parameters in Postman

Prerequisites:

Postman Application installed Knowledge of APIs...

What are Request Parameters?

Request parameters, an integral part of API testing, serve as additional data sent with the request URL to the server. They typically follow a ‘Key=Value’ structure and are appended to the URL after a question mark. For instance, consider the URL:...

Sending Request Parameters in Postman

To send request parameters in Postman, you need to use the Params option in the request builder....

GET Requests

Let’s consider a simple example where we are sending a GET request to https://www.google.com/search with the parameter q=Postman....

POST Requests

In a POST request, parameters are included in the request body rather than in the URL. The process to send parameters in a POST request remains the same, the only difference is, you need to enter the parameters in the ‘Body’ section instead of ‘Params’....

Multiple Parameters

Postman also allows you to send multiple parameters in a single request. If, for example, you want to send two parameters, q=Postman and ie=UTF-8, you can add them in the ‘Params’ section as separate Key-Value pairs. Postman will automatically append these parameters to the URL with an ‘&’ symbol separating them....

Separating Parameters from URL

Postman simplifies the process of separating a URL with its parameters. You can paste the whole URL in the URL field and Postman will automatically fill the parameters in the ‘Params’ section....

Extracting Parameters in Postman Tests

You can access the request parameters in Postman tests by parsing the request.url. The request.url is a string that contains the complete URL including the parameters. You can use JavaScript functions to extract the parameters from the URL string....

Conclusion

Handling request parameters is crucial in API testing as it allows you to send tailored requests and receive specific responses. Postman provides easy and intuitive ways to send and manipulate request parameters, making it a preferred tool for API testing. Remember to keep exploring and experimenting with different request parameters to make the most of your API testing with Postman....