vrl 0.32.0

Vector Remap Language
Documentation 
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{
  "anchor": "downcase",
  "name": "downcase",
  "category": "String",
  "description": "Downcases the `value` string, where downcase is defined according to the Unicode Derived Core Property Lowercase.",
  "arguments": [
    {
      "name": "value",
      "description": "The string to convert to lowercase.",
      "required": true,
      "type": [
        "string"
      ]
    }
  ],
  "return": {
    "types": [
      "string"
    ]
  },
  "examples": [
    {
      "title": "Downcase a string",
      "source": "downcase(\"Hello, World!\")",
      "return": "hello, world!"
    },
    {
      "title": "Downcase with number",
      "source": "downcase(\"FOO 2 BAR\")",
      "return": "foo 2 bar"
    }
  ],
  "pure": true
}