polars selector for expression
Create column selectors for use in polars commands.
Signature
> polars selector {flags}
Input/output types:
| input | output |
|---|---|
| nothing | string |
Notes
You must use one of the subcommands below. Using this command as-is will only produce this help message.
Selectors are expressions that can be used to select columns in dataframes based on various criteria. These selectors can be used with commands that accept column expressions, such as polars select, polars with-column, and others.