List Commands

List commands allow you to store string elements in lists, supporting insertion and popping from both ends. Lists are ordered and can contain duplicate elements.

Command List

LINDEX

Returns the element at the specified index position in the list

LLEN

Returns the length of the list

LPOP

Removes and returns the first element of the list

LPUSH

Inserts one or more values at the head of the list

LPUSHX

Inserts a value at the head of an existing list

LRANGE

Returns elements in the specified range of the list

LSET

Sets the value of a list element by index

RPUSH

Inserts one or more values at the tail of the list

RPUSHX

Inserts a value at the tail of an existing list

RPOP

Removes and returns the last element of the list

Use Cases

List commands are ideal for message queues, timelines, recent browsing records, and other scenarios. The combination of LPUSH and RPOP (or RPUSH and LPOP) can implement queue functionality, while the combination of LPUSH and LPOP can implement stack functionality.

For detailed usage and parameters of each command, please refer to the individual command documentation linked above.