在C语言中的命令行参数示例

#include  int main( int argc, char *argv[] ) { if( argc == 2 ) { printf("The argument supplied is %s
", argv[1]); } else if( argc > 2 ) { printf("Too many arguments supplied.
"); } else { printf("One argument expected.
"); } }

$./a.out testing The argument supplied is testing

$./a.out testing1 testing2 Too many arguments supplied.

$./a.out One argument expected