Redis EXISTS command is used to check whether the key exists in Redis or not.
Return Value
Integer value
- 1, if the key exists.
- 0, if the key does not exist.
Syntax
Following is the basic syntax of Redis EXISTS command.
redis 127.0.0.1:6379> EXISTS KEY_NAME
Example
redis 127.0.0.1:6379> EXISTS Adglob-new-key (integer) 0
Now, create a key with the name tutorialspoint-new-key and check for its existence.
redis 127.0.0.1:6379> EXISTS Adglob-new-key (integer) 1