redisLTrim: Trim a list.

In rredis: "Redis" Key/Value Database Client

Description

Trim an existing list so that it will contain only the specified range of elements specified.

Usage

redisLTrim(key, start, end)

Arguments

key	A key corresponding to a Redis list object.
start	The starting list index at which to trim.
end	The ending list index at which to trim.

Details

Start and end are zero-based indexes. 0 is the first element of the list (the list head), 1 the next element and so on.

Value

TRUE if successful. An error is thrown if the key does not exist or correspond to a list value.

Author(s)

B. W. Lewis

References

http://redis.io/commands

See Also

redisLPush

Examples

## Not run: 
redisConnect()
redisLPush('x',1)
redisLPush('x',2)
redisLPush('x',3)
redisLTrim('x',0,1)
redisLRange('x',0,99)

## End(Not run)

rredis documentation built on May 2, 2019, 2:02 p.m.