How to Fix undefined Response in Your API Call with Node.js and React

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Understanding the Problem

Let’s look at the original code that is causing this issue:

[[See Video to Reveal this Text or Code Snippet]]

In the above snippet:

The getUsers function is designed to fetch data from an API endpoint using Axios.

However, it does not return any value, which leads to undefined when we log response in the getAllUsers function.

Key Issue: Undefined Return Value

The central issue here is the lack of a return statement in the getUsers function. While it successfully fetches the data, the function does not return anything back to the caller, which results in response being undefined when logged. This can be puzzling because you might see the data in the network tab but not in your console.

Solution: Modify Your API Call

To fix this issue, you need to ensure that your getUsers function returns the data retrieved from Axios. Here’s the corrected version of the code:

[[See Video to Reveal this Text or Code Snippet]]

Breakdown of the Solution

Return the Response Data:

Log the Data Correctly:

Conclusion