• Overview
@angular/core

ErrorHandler

Class
stable

Provides a hook for centralized exception handling.

API

  class ErrorHandler {}  

handleError

void
@paramerrorany
@returnsvoid

Description

Provides a hook for centralized exception handling.

The default implementation of ErrorHandler prints error messages to the console. To intercept error handling, write a custom exception handler that replaces this default as appropriate for your app.

Usage Notes

Example

class MyErrorHandler implements ErrorHandler { handleError(error) { // do something with the exception }}// Provide in standalone appsbootstrapApplication(AppComponent, { providers: [{provide: ErrorHandler, useClass: MyErrorHandler}]})// Provide in module-based apps@NgModule({ providers: [{provide: ErrorHandler, useClass: MyErrorHandler}]})class MyModule {}
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