log4js-node/docs/stderr.md
2022-06-23 01:00:07 +08:00

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# Standard Error Appender
This appender writes all log events to the standard error stream.
# Configuration
- `type` - `stderr`
- `layout` - `object` (optional, defaults to colouredLayout) - see [layouts](layouts.md)
# Example
```javascript
log4js.configure({
appenders: { err: { type: "stderr" } },
categories: { default: { appenders: ["err"], level: "ERROR" } },
});
```