The command line arguments with switches/options program example
Compiler: Visual C++ Express Edition 2005
Compiled on Platform: Windows XP Pro SP2
Header file: Standard
Additional library: none/default
Additional project setting: Set project to be compiled as C
Project -> your_project_name Properties -> Configuration Properties -> C/C++ -> Advanced -> Compiled As: Compiled as C Code (/TC)
Other info: none
To do: To list the local computer environment variables using C command line arguments example
To show: The command line arguments with switches/options program example
#include <stdio.h>
int main(int argc, /* Number of strings in array argv */
char *argv[], /* Array of command-line argument strings */
char **envp) /* Array of environment variable strings */
{
int count;
/* Display each command-line argument. */
printf("\nThe command-line arguments:\n");
for(count = 0; count < argc; count++)
printf(" argv[%d] %s\n", count, argv[count]);
/* Display each environment variable.*/
printf("\nEnvironment variables:\n");
while(*envp != NULL)
printf(" %s\n", *(envp++));
return 0;
}
Output example:
(This program run at the command prompt)
The command-line arguments:
argv[0] f:\vc2005project\searchpattern\debug\searchpattern.exe
Environment variables:
ALLUSERSPROFILE=C:\Documents and Settings\All Users.WINDOWS
APPDATA=C:\Documents and Settings\Johnny\Application Data
CLIENTNAME=Console
CommonProgramFiles=C:\Program Files\Common Files
COMPUTERNAME=MYPERSONAL
ComSpec=C:\WINDOWS\system32\cmd.exe
FP_NO_HOST_CHECK=NO
HOMEDRIVE=C:
HOMEPATH=\Documents and Settings\Johnny
INCLUDE=c:\Program Files\Microsoft Visual Studio .NET 2003\SDK\v1.1\include\
LIB=c:\Program Files\Microsoft Visual Studio .NET 2003\SDK\v1.1\Lib\
LOGONSERVER=\\MYPERSONAL
NUMBER_OF_PROCESSORS=2
OS=Windows_NT
Path=C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\Program Files\Common Files\Adobe\AGL;C:\Prog
ram Files\Microsoft SQL Server\90\Tools\binn\;C:\Program Files\Microsoft Visual Studio 8\;C:\Program Files\Mic
rosoft Visual Studio 8\VC\bin
PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH
PROCESSOR_ARCHITECTURE=x86
PROCESSOR_IDENTIFIER=x86 Family 15 Model 3 Stepping 4, GenuineIntel
PROCESSOR_LEVEL=15
PROCESSOR_REVISION=0304
ProgramFiles=C:\Program Files
PROMPT=$P$G
SESSIONNAME=Console
SystemDrive=C:
SystemRoot=C:\WINDOWS
TEMP=C:\DOCUME~1\Johnny\LOCALS~1\Temp
TMP=C:\DOCUME~1\Johnny\LOCALS~1\Temp
USERDOMAIN=MYPERSONAL
USERNAME=Johnny
USERPROFILE=C:\Documents and Settings\Johnny
VS71COMNTOOLS=c:\Program Files\Microsoft Visual Studio .NET 2003\Common7\Tools\
VS80COMNTOOLS=C:\Program Files\Microsoft Visual Studio 8\Common7\Tools\
WecVersionForRosebud.A30=2
windir=C:\WINDOWS
_ACP_ATLPROV=C:\Program Files\Microsoft Visual Studio 8\VC\Bin\ATLProv.dll
_ACP_INCLUDE=C:\Program Files\Microsoft Platform SDK for Windows Server 2003 R2\Include;C:\Program Files\Mic
rosoft Visual Studio 8\VC\include;C:\Program Files\Microsoft Visual Studio 8\VC\PlatformSDK\include;C:\Program
Files\Microsoft Visual Studio 8\SDK\v2.0\include
_ACP_LIB=C:\Program Files\Microsoft Platform SDK for Windows Server 2003 R2\Lib;C:\Program Files\Microsoft Visual
Studio 8\VC\lib;C:\Program Files\Microsoft Visual Studio 8\VC\PlatformSDK\lib;C:\Program Files\Microsoft
Visual Studio 8\SDK\v2.0\lib;C:\Program Files\Microsoft Visual Studio 8\;C:\Program Files\Microsoft Visual Studio 8\lib
_ACP_PATH=C:\Program Files\Microsoft Platform SDK for Windows Server 2003 R2\Bin;C:\Program Files\Microsoft
Visual Studio 8\VC\bin;C:\Program Files\Microsoft Visual Studio 8\VC\PlatformSDK\bin;C:\Program Files\Microsoft
Visual Studio 8\Common7\Tools\bin;C:\Program Files\Microsoft Visual Studio 8\Common7\tools;C:\Program Files\
Microsoft Visual Studio 8\Common7\ide;C:\Program Files\HTML Help Workshop;C:\Program Files\Microsoft Visual Studio 8\SDK\v2.0\bin;C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727;C:\Program Files\Microsoft Visual Studio 8\;
C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\Program Files\Common Files\Adobe\AGL;C:\Program Files\
Microsoft SQL Server\90\Tools\binn\
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