# xarray.core.resample.DatasetResample.asfreq

#### DatasetResample.asfreq()[[source]](https://github.com/pydata/xarray/blob/main/xarray/core/resample.py#L524-L534)

Return values of original object at the new up-sampling frequency.

This is essentially a re-index with new times set to NaN.

* **Returns:**
  **resampled** ([`Dataset`](xarray.Dataset.html.md#xarray.Dataset))