RPUSHX key value
value at the tail of the list stored at
key, only if
key already exists and holds a list. In contrary to RPUSH, no operation will be performed when
key does not yet exist.
Integer reply: the length of the list after the push operation.
(integer) 1redis> RPUSHX mylist "World"
(integer) 2redis> RPUSHX myotherlist "World"
(integer) 0redis> LRANGE mylist 0 -1
1) "Hello" 2) "World"redis> LRANGE myotherlist 0 -1
(empty list or set)
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