VISMEMBER
Syntax
VISMEMBER key element
- Available since:
- Redis Open Source 8.0.0
- Time complexity:
- O(1)
Check if an element exists in a vector set.
Required arguments
key
is the name of the key that holds the vector set.
element
is the name of the element you want to check for membership.
Related topics
Return information
Integer reply:
0 if the element does not exist in the vector set, or the key does not exist. 1 if the element exists in the vector set.