String
INCR
Increment the integer value of a key by one
If a key does not exist, it is initialized as 0 before performing the operation. An error is returned if the key contains a value of the wrong type or contains a string that can not be represented as integer.
Arguments
keybodystrrequired
The key to increment.
Response
intrequired
The value at the key after the incrementing.
Example
redis.set("key", 6)assert redis.incr("key") == 7