QGIS/resources/function_help/json/collect_geometries

{
  "name": "collect_geometries",
  "type": "function",
  "description": "Collects a set of geometries into a multi-part geometry object.",
  "variants": [
  { "variant": "List of arguments variant",
      "variant_description": "Geometry parts are specified as separate arguments to the function.",
      "variableLenArguments": true,
      "arguments": [ {"arg":"geometry1", "syntaxOnly": true},
                 {"arg":"geometry2", "syntaxOnly": true},
                 {"arg":"geometry", "descOnly": true, "description":"a geometry"}],
      "examples": [ { "expression":"geom_to_wkt(collect_geometries(make_point(1,2), make_point(3,4), make_point(5,6)))", "returns":"'MultiPoint ((1 2),(3 4),(5 6))'"} ] },
      {
      "variant": "Array variant",
      "variant_description": "Geometry parts are specified as an array of geometry parts.",
      "arguments": [ {"arg":"array","description":"array of geometry objects"}],
      "examples": [ { "expression":"geom_to_wkt(collect_geometries(array(make_point(1,2), make_point(3,4), make_point(5,6))))", "returns":"'MultiPoint ((1 2),(3 4),(5 6))'"} ]
  }]
}