await redis.json("key", "$.path.to.array", "a");

​
Arguments

​
key
string
required
The key of the json entry.
​
path
string
default:"$"
The path of the array.

​
Response

JSON.STRLEN returns by recursive descent an array of integer replies for each path, the array’s length, or nil, if the matching JSON value is not a string.
await redis.json("key", "$.path.to.array", "a");