《C#程序员参考手册》一书的电子版，希望对从事C#编程与学习的学习者有所帮助，可以作为学习这门语言的入门资料。-" C# Programmer' s Reference Manual," an electronic version of the book, want to engage in C# programming and help learners to learn, you can learn this language as an introductory i