Vedis Built-in Commands - Key/Value.

Command

GETSET key value

Description

Atomically sets key to value and returns the old value stored at key. Returns an error when key exists but does not hold a string value.

Return value

Value: The old value stored at key, or null when key does not exist.

Example

Refer to the download page for some C/C++ samples on how to invoke this command from your host application.

vedis> SET test "Hello"
(true)
vedis> GETSET test "World"
Hello
vedis> GET test
World