Resolving undefined Issues with Vue Router: Sending Data Between Components

---

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Handling Undefined Values When Sending Data with Vue Router

The Problem: Undefined Data in Components

When trying to send a string to another component using Vue Router, you might run into an issue where the intended string appears as undefined in the receiving component. Consider the following scenario:

Component A attempts to send a string using the following code:

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

Component B tries to retrieve the string and display it:

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

In this setup, you might not see the expected results, and ServiceData could be undefined when you try to log it.

The Solution: Properly Define Routes and Use Props

To successfully send data between components and avoid undefined values, follow these steps:

Step 1: Define the Route Correctly

Make sure your route is defined to accept parameters. Update your router configuration like this:

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

In the code above, the :routeData part allows you to pass dynamic data via the route.

Step 2: Update Component to Accept Props

Next, modify your target component (in this case, User) to accept props and initialize the data correctly. Here’s how you would do it:

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

Key Takeaways

Utilize Props: Use props to receive data in your components, ensuring the correct type is specified.