# `writeKeyValueString`

*Function*

## Declaration

```swift
func writeKeyValueString(_ file: UnsafeMutablePointer<FILE>, _ key: UnsafePointer<CChar>, _ value: String) -> Bool
```

```objc
static BOOL writeKeyValueString(FILE *file, const char *key, NSString *value);
```

```python
writeKeyValueString(file: FILE, key: str, value: str) -> bool
```

## See Also

### Keys and Strings

- [`writeKey`](/Core/GlyphsCore/writeKey)
- [`writeKeyString`](/Core/GlyphsCore/writeKeyString)
- [`sWriteKey`](/Core/GlyphsCore/sWriteKey)
- [`writeStringEscape`](/Core/GlyphsCore/writeStringEscape)
- [`sWriteStringEscape`](/Core/GlyphsCore/sWriteStringEscape)
- [`writeKeyValueStringEscape`](/Core/GlyphsCore/writeKeyValueStringEscape)
- [`writeKeyValueStringSimple`](/Core/GlyphsCore/writeKeyValueStringSimple)