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R.CLEAR / R64.CLEAR ​

Empties the bitmap, keeping the key.

SyntaxR.CLEAR key
64-bitR64.CLEAR key
Time complexityO(1)

Arguments ​

  • key — the bitmap key

Reply ​

Integer: the cardinality before clearing. A missing key replies null.

Example ​

bash
127.0.0.1:6379> R.SETINTARRAY k 1 2 3
OK
127.0.0.1:6379> R.CLEAR k
(integer) 3
127.0.0.1:6379> R.BITCOUNT k
(integer) 0