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Debug.Print...from an Exe

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Submitted on: 1/16/2015 6:43:00 AM
By: Duncan Jones (from psc cd)  
Level: Intermediate
User Rating: By 3 Users
Compatibility: VB 4.0 (32-bit), VB 5.0, VB 6.0
Views: 780
 
     Everyone knows how useful Debug.Print can be when debugging a program in the run time environment...but why not make these debug comments available from an executable. Simply replace Debug.Print with the following, and then when your application is running as an executable you can use a debugger (such as DBMON.EXE, downloadable form MSDN) to see the debug comments as they occur:
 

Windows API/Global Declarations:

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'**************************************
'Windows API/Global Declarations for :Debug.Print...from an Exe
'**************************************
Private Declare Sub OutputDebugString Lib "kernel32" Alias "OutputDebugStringA" (ByVal lpOutputString As String)
Private Declare Function IsDebuggerPresent Lib "kernel32" () As Long
code:
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'**************************************
' Name: Debug.Print...from an Exe
' Description:Everyone knows how useful Debug.Print can be when debugging a program in the run time environment...but why not make these debug comments available from an executable.
Simply replace Debug.Print with the following, and then when your application is running as an executable you can use a debugger (such as DBMON.EXE, downloadable form MSDN) to see the debug comments as they occur:
' By: Duncan Jones (from psc cd)
'**************************************

Private Sub DebugNote(ByVal DebugString As String)
If IsDebuggerPresent Then
 Call OutputDebugString(DebugString)
End If
End Sub


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