# `writeDateString`

*Function*

## Declaration

```swift
func writeDateString(_ file: UnsafeMutablePointer<FILE>, _ date: Date) -> Bool
```

```objc
BOOL writeDateString(FILE *file, NSDate *date);
```

```python
writeDateString(file: FILE, date: NSDate) -> bool
```

## See Also

### Values and Collections

- [`writeKeyValueListBlock`](/Core/GlyphsCore/writeKeyValueListBlock)
- [`writePosition`](/Core/GlyphsCore/writePosition)
- [`writeTuple2`](/Core/GlyphsCore/writeTuple2)
- [`writeTuple2Buffer`](/Core/GlyphsCore/writeTuple2Buffer)
- [`writeTuple2Format1`](/Core/GlyphsCore/writeTuple2Format1)
- [`writeColor`](/Core/GlyphsCore/writeColor)
- [`writeTransform`](/Core/GlyphsCore/writeTransform)
- [`writeTransformToBuffer`](/Core/GlyphsCore/writeTransformToBuffer)
- [`writeElements`](/Core/GlyphsCore/writeElements)
- [`writeElementsLine`](/Core/GlyphsCore/writeElementsLine)
- [`endArray`](/Core/GlyphsCore/endArray)