Bitmap
BITPOS
Find the position of the first set or clear bit (bit with a value of 1 or 0) in a Redis string key.
Arguments
keybodystringrequired
The key to search in.
bitbody0 | 1required
The key to store the result of the operation in.
startbodynumber
The index to start searching at.
endbodynumber
The index to stop searching at.
Response
integerrequired
The index of the first occurrence of the bit in the string.
Example
await redis.bitpos("key", 1);With Range
await redis.bitpos("key", 1, 5, 20);