Core
API v2.x
2

# bitcount

Counts the number of set bits (population counting) in a string.

[Redis documentation]


# Query Syntax

# HTTP

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URL: http://kuzzle:7512/ms/_bitcount/<_id>[?start=<integer>&end=<integer>]
Method: GET

# Other protocols

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{
  "controller": "ms",
  "action": "bitcount",
  "_id": "<key>"
  "start": <integer>,
  "end": <integer>
}

# Arguments

  • _id: key to evaluate

# Optional:

  • start: count starts at the provided offset
  • end: count ends at the provided offset

# Response

Returns the number of set bits.

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{
  "requestId": "<unique request identifier>",
  "status": 200,
  "error": null,
  "controller": "ms",
  "action": "bitcount",
  "collection": null,
  "index": null,
  "result": 42
}