int void main 区别

java基础循环结构

void fun1(person *p) void fun2(person &p) int main(void)

test{publicstaticvoidmain(string[]args){personperson=newperson()

从一个简单的main方法执行谈谈jvm工作机制

javaint和double

class array public: array() { m_icount = 5; m_parr = new int[m_i