{
  "id": "arnext",
  "title": "ARNEXT",
  "url": "https://redis.io/docs/latest/commands/arnext/",
  "summary": "Returns the next index ARINSERT would use.",
  "tags": [
    "docs",
    "develop",
    "stack",
    "oss",
    "rs",
    "rc",
    "oss",
    "kubernetes",
    "clients"
  ],
  "last_updated": "2026-05-25T10:30:01-07:00",
  "page_type": "content",
  "content_hash": "1622c5cbf4b2ec1e9002b0c99e79521e0afc98f40b169803947ed09b43df2d58",
  "sections": [
    {
      "id": "overview",
      "title": "Overview",
      "role": "overview",
      "text": "Returns the next index ARINSERT would use."
    },
    {
      "id": "required-arguments",
      "title": "Required arguments",
      "role": "content",
      "text": "<details open><summary><code>key</code></summary>\n\nThe name of the key that holds the array.\n\n</details>"
    },
    {
      "id": "examples",
      "title": "Examples",
      "role": "example",
      "text": "ARINSERT myarray \"a\"\nARINSERT myarray \"b\"\nARNEXT myarray"
    },
    {
      "id": "return-information",
      "title": "Return information",
      "role": "returns",
      "text": "**RESP2:**\n\nOne of the following:\n* [Integer reply](../../develop/reference/protocol-spec#integers): The next index ARINSERT would use. Returns 0 for missing keys or when no insert happened yet.\n* [Nil reply](../../develop/reference/protocol-spec#null-bulk-strings): Null when the insertion cursor is exhausted (next insert would overflow).\n\n**RESP3:**\n\nOne of the following:\n* [Integer reply](../../develop/reference/protocol-spec#integers): The next index ARINSERT would use. Returns 0 for missing keys or when no insert happened yet.\n* [Null reply](../../develop/reference/protocol-spec#nulls): Null when the insertion cursor is exhausted (next insert would overflow)."
    }
  ],
  "examples": []
}