Return the data for a feature in a features array.
If the feature is not found, NULL is returned. Note that this function is only useful for features with data, and can not detect features that are present but have NULL data.
See Implementation
Return the data for a feature in a features array.
If the feature is not found, NULL is returned. Note that this function is only useful for features with data, and can not detect features that are present but have NULL data.