> For the complete documentation index, see [llms.txt](https://trizen.gitbook.io/sidef-lang/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://trizen.gitbook.io/sidef-lang/programming_tasks/a/address_of_a_variable.md).

# Address of a variable

```ruby
var n = 42;
say Sys.refaddr(\n);        # prints the address of the variable
say Sys.refaddr(n);         # prints the address of the object at which the variable points to
```

#### Output:

```
42823224
37867184
```