// 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.indices.create({
  index: "index",
  settings: {
    number_of_shards: 1,
    similarity: {
      scripted_tfidf: {
        type: "scripted",
        weight_script: {
          source:
            "double idf = Math.log((field.docCount+1.0)/(term.docFreq+1.0)) + 1.0; return query.boost * idf;",
        },
        script: {
          source:
            "double tf = Math.sqrt(doc.freq); double norm = 1/Math.sqrt(doc.length); return weight * tf * norm;",
        },
      },
    },
  },
  mappings: {
    properties: {
      field: {
        type: "text",
        similarity: "scripted_tfidf",
      },
    },
  },
});
console.log(response);
----