---
title: dropMissing()
framework: createml
role: symbol
role_heading: Instance Method
path: createml/mldatacolumn/dropmissing()
---

# dropMissing()

Creates a subset of the column by removing all elements without a value.

## Declaration

```swift
func dropMissing() -> MLDataColumn<Element>
```

## Return Value

Return Value A new column.

## See Also

### Discarding elements to generate a column

- [dropDuplicates()](createml/mldatacolumn/dropduplicates().md)