HSTRLEN

Syntax
HSTRLEN key field
Available since:
3.2.0
Time complexity:
O(1)
ACL categories:
@read, @hash, @fast,

Returns the string length of the value associated with field in the hash stored at key. If the key or the field do not exist, 0 is returned.

Examples

HSET myhash f1 HelloWorld f2 99 f3 -256 HSTRLEN myhash f1 HSTRLEN myhash f2 HSTRLEN myhash f3

RESP2/RESP3 Reply

Integer reply: the string length of the value associated with the field, or zero when the field isn't present in the hash or the key doesn't exist at all.
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