example/browser-legacy/basic-persistent/index.html

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, height=device-height">
  <title>Example: browser-legacy-basic-persistent</title>
</head>
<body style="white-space: pre">
<script src="https://cdn.jsdelivr.net/gh/nextapps-de/flexsearch@0.8.2/dist/flexsearch.bundle.min.js"></script>
<script>
(async function(){

  // create DB instance with namespace
  const db = new FlexSearch.IndexedDB("my-store");

  // create a simple index which can store id-content-pairs
  const index = new FlexSearch.Index({
    tokenize: "forward"
  });

  // mount database to the index
  await index.mount(db);
  // await document.destroy();
  // await document.mount(db);

  // some test data
  const data = [
    'cats abcd efgh ijkl mnop qrst uvwx cute',
    'cats abcd efgh ijkl mnop qrst cute',
    'cats abcd efgh ijkl mnop cute',
    'cats abcd efgh ijkl cute',
    'cats abcd efgh cute',
    'cats abcd cute',
    'cute cat '
  ];

  data.forEach((item, id) => {
    index.add(id, item);
  });

  // transfer changes (bulk)
  await index.commit();

  // perform query
  const result = await index.search({
    query: "cute cat",
    suggest: true
  });

  // display results
  result.forEach(i => {
    console.log(data[i]);
    log(data[i]);
  });

  function log(str){
    document.body.appendChild(
      document.createTextNode(str + "\n")
    );
  }
}());
</script>
</body>
</html>