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Re:memset 费时大不大 比如int street[45][1996]; memset(street, 0, sizeof(street));费时大不，In Reply To:memset 费时大不大 比如int street[45][1996]; memset(street, 0, sizeof(street));费时大不， Posted by:xiaxia at 2006-04-17 15:09:39 > memset什么原理和挨个赋0一样 时间也相同？ 复杂度一样 就跟memcpy和手动循环一样 但这些函数常熟要小一些 Followed by: Post your reply here: |
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