Windows API Guide - Reference - Volume 1: Version 3.0 For the MS-DOS and PC-DOS Operating Systems

Declare Function CharUpper Lib "user32.dll" Alias "CharUpperA" (ByVal lpsz As String) As String

Platforms

• Windows 95: Supported.
• Windows 98: Supported.
• Windows NT: Requires Windows NT 3.1 or later.
• Windows 2000: Supported.
• Windows CE: Requires Windows CE 1.0 or later.

Description & Usage

CharUpper converts all of the lower-case letters in a string into upper-case. The function also sets the string passed to the function to the returned string; in reality they become the same thing.

Return Value

The function returns the string, with all lower-case letters converted to upper-case.

Visual Basic-Specific Issues

None.

Parameters

lpsz

The string to convert to upper-case.

Example

' This code is licensed according to the terms and conditions listed here. ' Convert the string "Hello, World!" into upper-case. Dim target As String ' target string target = CharUpper("Hello, World!") ' Convert to upper-case Debug.Print target ' Output should be "HELLO, WORLD!"

See Also

CharLower

Category

Strings

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Last Modified: July 30, 1999 This page is copyright © 1999 Paul Kuliniewicz. Copyright Information Revised October 29, 2000 Go back to the Windows API Guide home page. E-mail: vbapi@vbapi.com Send Encrypted E-Mail This page is at http://www.vbapi.com/ref/c/charupper.html