返回指针与引用的函数

在C／C＋＋中，函数是编程的基本单位。函数的返回值可以是任何合法的数据类型，但是，当函数的返回值是指针或引用类型时，有其特殊性。主要讨论返回值是指针或引用的函数的几种情形。

Function Which Returns a Pointer or a Reference

In C/C ＋ ＋ , the basic unit of programing is to write functions. The value which return from a function may be a legitimate datatype that have been defined. Function which returns a pointer or a reference is special. In this paper, several cases of these special functions have been discussed.