LINSERT key BEFORE|AFTER pivot value

Syntax

LINSERT key BEFORE pivot value

    Insert the value into the list just before pivot value.

LINSERT key AFTER pivot value

    Insert the value into the list just after pivot value.

Returns

The length of the list after the insert operation, or -1 if the value pivot not found.

127.0.0.1:6379> rpush ids 1 2 3 5 6 8 10 
(integer) 7 
127.0.0.1:6379> lrange ids 0 6 
1) "1" 
2) "2" 
3) "3" 
4) "5" 
5) "6" 
6) "8" 
7) "10" 
127.0.0.1:6379> linsert ids before 5 4 
(integer) 8 
127.0.0.1:6379> lrange ids 0 7 
1) "1" 
2) "2" 
3) "3" 
4) "4" 
5) "5" 
6) "6" 
7) "8" 
8) "10" 
127.0.0.1:6379> linsert ids after 8 9 
(integer) 9 
127.0.0.1:6379> lrange ids 0 8 
1) "1" 
2) "2" 
3) "3" 
4) "4" 
5) "5" 
6) "6" 
7) "8" 
8) "9" 
9) "10" 
127.0.0.1:6379> linsert ids after 18 9 
(integer) -1 

 

Prevoius                                                 Next                                                 Home