---
title: "xpc_double_get_value(_:)"
framework: xpc
role: symbol
role_heading: Function
path: "xpc/xpc_double_get_value(_:)"
---

# xpc_double_get_value(_:)

Returns the underlying double-precision floating point value from an object.

## Declaration

```swift
func xpc_double_get_value(_ xdouble: xpc_object_t) -> Double
```

## Parameters

- `xdouble`: The floating point object which is to be examined.

## Return Value

Return Value The underlying floating point value.

## See Also

### Number objects

- [xpc_double_create(_:)](xpc/xpc_double_create(_:).md)
- [xpc_int64_create(_:)](xpc/xpc_int64_create(_:).md)
- [xpc_int64_get_value(_:)](xpc/xpc_int64_get_value(_:).md)
- [xpc_uint64_create(_:)](xpc/xpc_uint64_create(_:).md)
- [xpc_uint64_get_value(_:)](xpc/xpc_uint64_get_value(_:).md)