LSET key index value

Syntax

LSET key index value

     Sets the list index with given value.

127.0.0.1:6379> lpush ids 1 2 3 4 5 
(integer) 5 
127.0.0.1:6379> lrange ids 0 4 
1) "5" 
2) "4" 
3) "3" 
4) "2" 
5) "1" 
127.0.0.1:6379> lset ids 2 100 
OK 
127.0.0.1:6379> lset ids 4 200 
OK 
127.0.0.1:6379> lrange ids 0 4 
1) "5" 
2) "4" 
3) "100" 
4) "2" 
5) "200" 

“index out of range” error thrown, if index is out of range.

127.0.0.1:6379> lset ids 6 200 
(error) ERR index out of range 

   

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