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

# RegEnumValueW(3w)

## NAME

**RegEnumValueW** (ADVAPI32.@)

## SYNOPSIS

LSTATUS RegEnumValueW\
  (\
   HKEY    *hkey*,\
   DWORD   *index*,\
   LPWSTR  *value*,\
   LPDWORD *val\_count*,\
   LPDWORD *reserved*,\
   LPDWORD *type*,\
   LPBYTE  *data*,\
   LPDWORD *count*\
  )

## DESCRIPTION

Enumerates the values for the specified open registry key.

## PARAMS

*hkey* **\[In\]**  Handle to key to query.

*index* **\[In\]**  Index of *value* to query.

*value* **\[Out\]**  Value string.

*val\_count* **\[In/Out\]**  Size of *value* buffer (in wchars).

*reserved* **\[In\]**  Reserved.

*type* **\[Out\]**  Type code.

*data* **\[Out\]**  Value *data*.

*count* **\[In/Out\]**  Size of *data* buffer (in bytes).

## RETURNS

**Success:** **ERROR\_SUCCESS**

**Failure:** nonzero error code from Winerror.h

## IMPLEMENTATION

Declared in **"winreg.h"**.

Implemented in **"dlls/advapi32/registry.c"**.

Debug channel **"reg"**.