SCARD

redis and set | Mar 4, 2016 • Ding Jiao

Returns the set cardinality (number of elements) of the set stored at key.

@return

@integer-reply: the cardinality (number of elements) of the set, or 0 if key does not exist.

@examples

SADD myset "Hello"
SADD myset "World"
SCARD myset