RPUSHX

Syntax
RPUSHX key element [element ...]
Available since:
2.2.0
Time complexity:
O(1) for each element added, so O(N) to add N elements when the command is called with multiple arguments.
ACL categories:
@write, @list, @fast,

Inserts specified values 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.

Return

Integer reply: the length of the list after the push operation.

Examples

RPUSH mylist "Hello" RPUSHX mylist "World" RPUSHX myotherlist "World" LRANGE mylist 0 -1 LRANGE myotherlist 0 -1

History

  • Starting with Redis version 4.0.0: Accepts multiple element arguments.
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