CHCP.com

Display or change device settings (by changing the Code Page)

Syntax
      CHCP code_page

Key
   code_page  A code page number (e.g. 437)  

This command is typically used to enable multilingual keyboard support

Affects FULL SCREEN DOS applications
In a cmd window press ALT, ENTER to switch screen mode.

"Remember that there is no code faster than no code" - Taligent's Guide to Designing Programs

Equivalent Linux BASH commands:

LANG - locale category environment variable
LC_* variables for locle category