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Use ZRANDMEMBER to get random members of a sorted set without removing them. Without a count one member is returned, or null when the key does not exist. A positive count returns up to that many distinct members, capped at the size of the set, while a negative count returns exactly that many members chosen independently, so repeats are possible. WITHSCORES returns each member together with its score. Use it for sampling and random selection, and ZPOPMIN or ZPOPMAX when members should be consumed.

Syntax

Arguments

Important points

  • RESP2 represents floating-point reply values as bulk strings; RESP3 may use native double replies. Client libraries commonly decode either form to a language number.

Response

The reply reports the result of the operation. Error replies have the same shape in RESP2 and RESP3 and are surfaced as exceptions by the SDKs below.
Client libraries often decode bulk strings, maps, sets, and numeric strings into language-native values. The table describes the Redis wire reply.

Examples

TCP examples use the TLS REDIS_URL from the Upstash console. REST examples use UPSTASH_REDIS_REST_URL and UPSTASH_REDIS_REST_TOKEN.
This command is not supported yet in @upstash/redis.

Related topics

ZRANDMEMBEROverview