YouTip

# Vue3 app.config.throwUnhandledErrorInProduction Property * * Vue3 Global API](#) `app.config.throwUnhandledErrorInProduction` is a global configuration property in Vue 3, specifically used to control error handling behavior in production environments. By default, Vue 3 captures unhandled errors and silently processes them in production environments to prevent application crashes. However, this default behavior may hide some potential issues, making it difficult for developers to discover and fix errors. By setting the `app.config.throwUnhandledErrorInProduction` property, developers can choose to throw unhandled errors in production environments, making it easier to discover and resolve issues. ### Default Value In Vue 3, the default value of `app.config.throwUnhandledErrorInProduction` is `false`. This means that in production environments, unhandled errors are captured and silently processed, without causing application crashes. * * * ## How to Use `app.config.throwUnhandledErrorInProduction`? The following is example code for configuring `app.config.throwUnhandledErrorInProduction` in a Vue 3 project: ## Instance import{ createApp } from 'vue'; import App from './App.vue'; const app = createApp(App); // Configure throwUnhandledErrorInProduction as true app.config.throwUnhandledErrorInProduction=true; app.mount('#app'); ### Code Explanation 1. **Import `createApp`