TOUCH
Touches the supplied keys and reports how many exist.
Keys & expiration · Example verified
Syntax covered here
TOUCH key [key ...]The case verifies the count for present and missing keys; access-metadata changes are not measured.
Tested example & replies
Requests below run in order against an empty database. Each connection authenticates with the fixture password first. Quoted values are strings; null is a nil reply; arrays preserve RESP order.
# connection: default
> SET sample value
"OK"
# connection: default
> TOUCH sample missing
1