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2009年7月1日

NULL, 0, \0 ,nul的区别(转载)

     摘要: NULL is a macro defined in several standard headers, 0 is an integer constant, '\0' is a character constant, and nul is the name of the character constant. All of these are not interchangeable:  阅读全文

posted @ 2009-07-01 23:10 Marcky 阅读(330) | 评论 (0) | 编辑 收藏