LPUSHX key element
Available since
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 head of the list stored at key, only if key already exists and holds a list. In contrary to LPUSH, no operation will be performed when key does not yet exist.

Examples #

LPUSH mylist "World"
LPUSHX mylist "Hello"
LPUSHX myotherlist "Hello"
LRANGE mylist 0 -1
LRANGE myotherlist 0 -1

History #

Accepts multiple `element` arguments.

Redict logo courtesy of @janWilejan, CC-BY-SA-4.0. Download SVG ⤑

Portions of this website courtesy of Salvatore Sanfilippo, CC-BY-SA-4.0.