redis.json.arrappend("key", "$.path.to.array", "a")
To specify a string as an array value to append, wrap the quoted string with an additional set of single quotes. Example: ‘“silver”’.

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Arguments

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key
str
required
The key of the json entry.
​
path
str
default:"$"
The path of the array.
​
value
...TValue[]
required
One or more values to append to the array.

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Response

The length of the array after the appending.
redis.json.arrappend("key", "$.path.to.array", "a")