What are some examples of using try-catch in Vue.js?

What are some examples of using try-catch in Vue.js?

In Vue.js, try-catch is often used to handle errors in asynchronous operations. For example, you can wrap an API call in a try-catch block to manage any potential errors.

Can you show me a code example?

Sure! Here's a simple example:

async fetchData() {
  try {
    const response = await axios.get('https://api.example.com/data');
    this.data = response.data;
  } catch (error) {
    console.error('Error fetching data:', error);
    this.errorMessage = 'Failed to load data.';
  }
}

What happens if I don't use try-catch?

If you don't use try-catch, any errors that occur will cause the promise to be rejected, and you won't be able to handle the error gracefully, which may lead to unhandled promise rejections.

Are there any best practices for using try-catch in Vue.js?

Yes, it's best to keep the try-catch blocks as narrow as possible, only wrapping the code that might throw an error. Also, consider logging errors for debugging purposes.