// commandargs. -- 访问命令行参数
#include <stdio.h>
int main(int argc, char *argv[]){
int count;
printf("Program name: %s\n", argv[0]);
if(argc > 1){
for(count = 1; count < argc; count++){
printf("Argument %d: %s\n", count, argv[count]);
}
} else {
puts("No command line argument entered.");
}
return (0);
}