C++ - Sorting and searching data

How can I sort data in alphebatical order after writng them(some records containing information about customers,say)in to a file? How can I create a program to read and print customer records arranged with their names in alphabatical order?

參考來源：

"C++ - Sorting and searching data Expert: Ralph McArdell - 7/11/2006 QuestionHow can I sort data in alphebatical order after writng them(some records containing information about customers,say)in to a file? How can I create a program to read and print customer records arranged with their names in alphabatical order?"
- C++: Sorting and searching data, donald knuth, sorting algorithm (在「Google 網頁註解」中檢視)