{
  "comment" : "This is generated by ESQL's AbstractFunctionTestCase. Do not edit it. See ../README.md for how to regenerate it.",
  "type" : "scalar",
  "name" : "to_boolean",
  "description" : "Converts an input value to a boolean value.\nA string value of `true` will be case-insensitive converted to the Boolean `true`.\nFor anything else, including the empty string, the function will return `false`.\nThe numerical value of `0` will be converted to `false`, anything else will be converted to `true`.",
  "signatures" : [
    {
      "params" : [
        {
          "name" : "field",
          "type" : "boolean",
          "optional" : false,
          "description" : "Input value. The input can be a single- or multi-valued column or an expression."
        }
      ],
      "variadic" : false,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "field",
          "type" : "double",
          "optional" : false,
          "description" : "Input value. The input can be a single- or multi-valued column or an expression."
        }
      ],
      "variadic" : false,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "field",
          "type" : "integer",
          "optional" : false,
          "description" : "Input value. The input can be a single- or multi-valued column or an expression."
        }
      ],
      "variadic" : false,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "field",
          "type" : "keyword",
          "optional" : false,
          "description" : "Input value. The input can be a single- or multi-valued column or an expression."
        }
      ],
      "variadic" : false,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "field",
          "type" : "long",
          "optional" : false,
          "description" : "Input value. The input can be a single- or multi-valued column or an expression."
        }
      ],
      "variadic" : false,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "field",
          "type" : "text",
          "optional" : false,
          "description" : "Input value. The input can be a single- or multi-valued column or an expression."
        }
      ],
      "variadic" : false,
      "returnType" : "boolean"
    },
    {
      "params" : [
        {
          "name" : "field",
          "type" : "unsigned_long",
          "optional" : false,
          "description" : "Input value. The input can be a single- or multi-valued column or an expression."
        }
      ],
      "variadic" : false,
      "returnType" : "boolean"
    }
  ],
  "examples" : [
    "ROW str = [\"true\", \"TRuE\", \"false\", \"\", \"yes\", \"1\"]\n| EVAL bool = TO_BOOLEAN(str)"
  ],
  "preview" : false,
  "snapshot_only" : false
}