HEXISTS key field

Available since: 2.0.0

Time complexity: O(1)

ACL categories: @read @hash @fast

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

HSET myhash field1 "foo" HEXISTS myhash field1 HEXISTS myhash field2
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