EX10. 指標與字串

修改程式範例: Ch3-4-1.c 為 Ch3-4-1e.c
1.將字串複製: 於while程式段中的ptr1修改為如ptr的遞增運算方式
2.如:

執行結果：
str = This is a book.
ptr = This is a book.
ptr1 = This is a pen.
將字串str複製到str1:
str1 = This is a book.
ptr1 = This is a book.
請按任意鍵繼續 . . .