HEXISTS key field

Returns if field is an existing field in the hash stored at key.

@return

@integer-reply, specifically:

• 1 if the hash contains field.
• 0 if the hash does not contain field, or key does not exist.

@examples

redis> HSET myhash field1 "foo"
TBD
redis> HEXISTS myhash field1
TBD
redis> HEXISTS myhash field2