Redis PSETEX command is used to set the value of a key, with expiration of time in milliseconds.
Return Value
Simple string reply OK.
Syntax
Following is the basic syntax of Redis PSETEX command.
redis 127.0.0.1:6379> PSETEX key1 EXPIRY_IN_MILLISECONDS value1
Example
redis 127.0.0.1:6379> PSETEX mykey 1000 "Hello" OK redis 127.0.0.1:6379> PTTL mykey 999 redis 127.0.0.1:6379> GET mykey 1) "Hello"