vrl 0.32.0

Vector Remap Language
Documentation
{
  "anchor": "unique",
  "name": "unique",
  "category": "Enumerate",
  "description": "Returns the unique values for an array.\n\nThe first occurrence of each element is kept.",
  "arguments": [
    {
      "name": "value",
      "description": "The array to return unique elements from.",
      "required": true,
      "type": [
        "array"
      ]
    }
  ],
  "return": {
    "types": [
      "array"
    ]
  },
  "examples": [
    {
      "title": "Unique",
      "source": "unique([\"foo\", \"bar\", \"foo\", \"baz\"])",
      "return": [
        "foo",
        "bar",
        "baz"
      ]
    }
  ],
  "pure": true
}