docs: add async iterables example

Author: danielpza

README.md

@@ -109,6 +109,27 @@ fs.createReadStream('data.csv')
   });
 ```
 
+You can also use async iterators in modern Node.js versions:
+
+```js
+import csv from 'csv-parser';
+import fs from 'node:fs';
+
+async function readCSV(file) {
+  const result = [];
+
+  for await (const data of fs.createReadStream(file).pipe(csv())) {
+    result.push(data);
+  }
+
+  return result;
+}
+
+readCSV('data.csv')
+  .then((results) => console.log(results))
+  .catch((err) => console.error(err));
+```
+
 To specify options for `csv`, pass an object argument to the function. For
 example: