Keyboard shortcuts

Press or to navigate between chapters

Press S or / to search in the book

Press ? to show this help

Press Esc to hide this help

EmbeddedPkg Ebl

How to delete an environement variable

The EBL command 'set' can be used to set an ASCII string value to a UEFI environment variable (eg: 'set myvariable myvalue'). But this command can also be used to unset a variable by typing:

set myvariable

This line deletes the UEFI environment variable myvariable.