`SPOP`

Remove and return one or more random members of a set.

構文	`SPOP key [count]`
グループ	set
引数の数	-2
導入バージョン	1.0.0
フラグ	write
計算量	O(count) expected — each member is drawn by probing a random slot and taking the first occupied one
Redis 互換性	full