我们还简单地讨论一下赋值.We also give a brief treatment of valuation.我们又怎样才能确信所选择的赋值是正确的 呢 ?How can we be certain that the chosen assignment is the right one?编译器无法为给定的类生成赋值运算符.The compiler cannot generate an assignment operator for ...
较短变量赋值的数据丢失.Loss of data on an assignment to a shorter variable.但是只读的值是不同的, 因为它们是在运行时被赋值的.But read - only values are different, in that they are assigned at runtime.将所有对该变量的引用动作,替换为对它赋值的那个表达式自身.Replace all references to ...