---
name: "VarR8FromBool"
section: "3w"
platform: "linux"
package: "libwine-dev"
version: "1.4.1-4"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/VarR8FromBool"
---

# VarR8FromBool(3w)

## NAME

**VarR8FromBool** (OLEAUT32.86)

## SYNOPSIS

HRESULT VarR8FromBool\
  (\
   VARIANT\_BOOL *boolIn*,\
   double\*      *pDblOut*\
  )

## DESCRIPTION

Convert a **VT\_BOOL** to a **VT\_R8**.

## PARAMS

*boolIn* **\[In\]**  Source.

*pDblOut* **\[Out\]**  Destination.

## RETURNS

**S\_OK**.

## IMPLEMENTATION

Declared in **"oleauto.h"**.

Implemented in **"dlls/oleaut32/vartype.c"**.

Debug channel **"variant"**.