dfr uppercase for dataframe

Uppercase the strings in the column.

WARNING

Dataframe commands were not shipped in the official binaries by default, you have to build it with --features=dataframe flag

Signature

> dfr uppercase {flags}

Input/output types:

inputoutput
anyany

Examples

Modifies strings to uppercase

> [Abc aBc abC] | dfr into-df | dfr uppercase
╭───┬─────╮
 # │  0  │
├───┼─────┤
 0  ABC 
 1  ABC 
 2  ABC 
╰───┴─────╯