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Diffstat (limited to 'iredis/data/commands/pttl.md')
-rw-r--r-- | iredis/data/commands/pttl.md | 24 |
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diff --git a/iredis/data/commands/pttl.md b/iredis/data/commands/pttl.md new file mode 100644 index 0000000..49eea99 --- /dev/null +++ b/iredis/data/commands/pttl.md @@ -0,0 +1,24 @@ +Like `TTL` this command returns the remaining time to live of a key that has an +expire set, with the sole difference that `TTL` returns the amount of remaining +time in seconds while `PTTL` returns it in milliseconds. + +In Redis 2.6 or older the command returns `-1` if the key does not exist or if +the key exist but has no associated expire. + +Starting with Redis 2.8 the return value in case of error changed: + +- The command returns `-2` if the key does not exist. +- The command returns `-1` if the key exists but has no associated expire. + +@return + +@integer-reply: TTL in milliseconds, or a negative value in order to signal an +error (see the description above). + +@examples + +```cli +SET mykey "Hello" +EXPIRE mykey 1 +PTTL mykey +``` |