C Command Line Arguments

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The arguments passed through the command line is called command line arguments. The main() function has handled command line arguments.

Syntax:

int main( int argc, char *argv[] )

 

argc - the number of arguments.

argv[] -is a pointer array which points the total number of arguments.

Syntax:

#include <stdio.h>

void main( int argc, char *argv[] )  
{
	printf("Program name %s\n", argv[0]);
	if( argc == 2 ) {
		printf("The argument is %s\n", argv[1]);
   	}
   	else if( argc < 2) {
			printf("No argument pass through commandline\n");
		}
		else {
			printf("Too many argument pass through commandline\n");
		}
}
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