| set_levels | R Documentation | 
Specify which data levels to retrieve data for.
A list of levels may be obtained through gdl_levels.
set_levels(session, levels)
| session | A valid GDL session object to interface with. | 
| levels | Vector of level identifiers (integers) | 
An amended GDL session object.
## Not run: 
# Create a session using your API token (provided by environment here)
session <- gdl_session(Sys.getenv('GDL_API_TOKEN'))
session <- set_levels(session, c(1,4))
## End(Not run)
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.