The external API function returns garbled characters

Symptom

Calling the following function returns garbled code.

function boolean GetComputerNameA(ref string lpBuffer, ref ulong nSize) library "kernel32.dll"

1	function boolean GetComputerNameA(ref string lpBuffer, ref ulong nSize) library "kernel32.dll"

Environment

PowerBuilder 2017 or later

Cause

This is because the external API function is not properly
declared.

Solution

Modify the API declaration as follows to solve the problem:

Function boolean GetComputerNameA(ref string lpBuffer, ref ulong nSize) library "kernel32.dll" alias for "GetComputerNameA;Ansi"

1	Function boolean GetComputerNameA(ref string lpBuffer, ref ulong nSize) library "kernel32.dll" alias for "GetComputerNameA;Ansi"

Document get from Powerbuilder help

Thank you for watching.

Powerbuilder Documentation 2022

PB Docs 2022 Powerbuilder Documentation 2022

August 21, 2023

Was this article helpful?

Connection Information