# Dot env file

Mandarine supports the environmental file `.env`.  When `.env` file is existent in your current working directory, Mandarine will add its content to Deno's environmental variables (`Deno.env`).

### Structure

`.env` file has the following structure&#x20;

```
MY_KEY=My value
MY_KEY_NUMBER_2=My value number #2
ANOTHER_KEY="My value 3"
.....
```

