// package
is-error
type: "module"
// preferences
// replacements (1)
Error.isError
Available nativelyThis feature is available natively by using Error.isError. No third-party package needed.
→ docs: MDN
// engine support
browsers
| engine | min version |
|---|---|
| chrome | 134 |
| chrome_android | 134 |
| edge | 134 |
| firefox | 138 |
| firefox_android | 138 |
| opera | 119 |
| opera_android | 88 |
| safari | 18.4 |
| safari_ios | 18.4 |
| samsunginternet_android | 29.0 |
| webview_android | 134 |
| webview_ios | 18.4 |
runtimes
| engine | min version |
|---|---|
| bun | 1.1.39 |
| deno | 2.2 |
| nodejs | 24.3.0 |