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C program to print environment variables
Here, we will create a c program to print environment variables.
Environment variable is a global variable that can affect the way the running process will behave on the system.
Program to print environment variables
//Program to print environment variables
Example
#include <stdio.h>
int main(int argc, char *argv[], char * envp[]){
int i;
for (i = 0; envp[i] != NULL; i++)
printf("
%s", envp[i]);
getchar();
return 0;
}Output
ALLUSERSPROFILE=C:\ProgramData CommonProgramFiles=C:\Program Files\Common Files HOMEDRIVE=C: NUMBER_OF_PROCESSORS=2 OS=Windows_NT PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC PROCESSOR_ARCHITECTURE=x86 PROCESSOR_IDENTIFIER=x86 Family 6 Model 42 Stepping 7, GenuineIntel PROCESSOR_LEVEL=6 PROCESSOR_REVISION=2a07 ProgramData=C:\ProgramData ProgramFiles=C:\Program Files PUBLIC=C:\Users\Public SESSIONNAME=Console SystemDrive=C: SystemRoot=C:\Windows WATCOM=C:\watcom windir=C:\Windows
Updated on: 18-Jul-2020
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