int x = 5, y = 6;
void incxy( )
{
x++;
y++;
}
int main(void )
{
int x = 3;
incxy( );
printf("%d, %d\n", x, y);
return 0;
}
int x = 5, y = 6;
void incxy( )
{
x++;
y++;
}
int main(void )
{
int x = 3;
incxy( );
printf("%d, %d\n", x, y);
return 0;
}
int x = 5, y = 6;
void incxy()
{
x++;//全局变量的x自增1变成6
y++;//y自增1变成7
}
int main(void)
{
int x = 3;
incxy();//执行icxy()函数
printf("%d, %d\n", x, y);//根据就近原则,输出的是3和7
return 0;
}