# Apache OpenDALâ„¢ Rust Core Examples Thank you for using OpenDAL! Those examples are designed to help you to understand how to use OpenDAL Rust Core. ## Setup All examples following the same setup steps: To run this example, please copy the `.env.example`, which is at project root, to `.env` and change the values on need. Take `fs` for example, we need to change to enable behavior test on `fs` on `/tmp`. ```dotenv OPENDAL_FS_ROOT=/path/to/dir ``` into ```dotenv OPENDAL_FS_ROOT=/tmp ```