# Summary

- [Logging](./index.md)
  - [Getting started with logging in Rust](./getting-started-with-logging.md)
  - [Simple Logger new](./simple-logger.md)
    - [Simple Logger new](./simple-logger-new.md)
    - [Simple Logger init](./simple-logger-init.md)
    - [Simple Logger level](./simple-logger-level.md)
  - [Logging with log4rs](./logging-with-log4rs.md)
  - [env_logger](./env-logger.md)
    - [env_logger in a simple way](./env-logger-demo.md)
    - [env_logger with Builder](./env-logger-with-builder.md)
    - [set log level on the command line](./env-logger-set-log-level.md)
- [Tracing](./tracing.md)
  - [Tracing demo](./tracing-demo.md)
  - [Tracing in a library](./tracing-in-a-library.md)
  - [Tracing in an application](./tracing-in-an-application.md)
  - [Tracing to a file](./tracing-to-a-file.md)
  - [Tracing in other crates](./tracing-in-other-crates.md)
  - [Simple tracing configuration with RUST_LOG environment variable](./tracing-simple-configuration-with-rust-log.md)

