by value

• So , education facts are a kind of social facts which be dominated by value
  因此，教育事实是一种社会事实，是价值主导的事实。
• Is passed by value
  通过值传递。
• When they are passed by value , a pointer to the type is passed on the stack
  当它们通过值传递时，指向该类型的指针在堆栈上传递。
• A swap function using pointers , which are passed by value , looks like this
  使用指针的交换函数类似以下代码，其中指针是按值传递的：
• There is no way to change the value of a variant passed by value , even if the variant has the
  标志，也无法更改通过值传递的变量的值。
• Marshal by value
  >值封送
• Pass by value
  按值传递
• Method parameters can be passed by value , by reference , or as out parameters
  方法参数可以通过值，通过引用传递，也可以作为输出参数传递。
• Use a structure passed by value when the unmanaged function demands no indirection
  在非托管函数不要求任何间接寻址时使用按值传递的结构。
• Objects , the strings are compared by reference ; otherwise , they are compared by value
  对象，则以传址方式比较字符串；否则以传值方式比较。