ESC-V1(1)                   General Commands Manual                  ESC-V1(1)

NNAAMMEE
       esc-V1 - interpolate environment variables

DDEESSCCRRIIPPTTIIOONN
       single-character name: "${N}"
       double-character name: "${VN}"
       multi-character name: "${VARNAME}"

OpenBSD                          May 31, 2022                        ESC-V1(1)