BITOP <AND | OR | XOR | NOT> destkey key [key ...] Available since: 2.6.0 Time complexity: O(N) ACL categories: @write, @bitmap, @slow, Perform a bitwise operation between multiple keys (containing string values) and store the result in the destination key. The BITOP command supports four bitwise operations: AND, OR, XOR and NOT, thus the valid forms to call the command are: BITOP AND destkey srck