// This file is autogenerated, DO NOT EDIT
// Use `node scripts/generate-docs-examples.js` to generate the docs examples

[source, js]
----
const response = await client.search({
  index: "sales",
  runtime_mappings: {
    "price.euros": {
      type: "double",
      script: {
        source:
          "\n          emit(doc['price'].value * params.conversion_rate)\n        ",
        params: {
          conversion_rate: 0.835526591,
        },
      },
    },
  },
  aggs: {
    price_ranges: {
      range: {
        field: "price.euros",
        ranges: [
          {
            to: 100,
          },
          {
            from: 100,
            to: 200,
          },
          {
            from: 200,
          },
        ],
      },
    },
  },
});
console.log(response);
----