随笔分类 -  C/C++基础

摘要:char* text; FILE *pf = fopen("d:\\1.dat", "rb"); if (pf) { fseek(pf, 0, SEEK_END); long lSize = ftell(pf); // 用完后需要将内存free掉 text = (char*)malloc(lSize 阅读全文
posted @ 2021-09-02 13:09 泽良_小涛 阅读(41) 评论(0) 推荐(0) 编辑
摘要:char* text; FILE *pf = fopen("d:\\1.dat", "rb"); if (pf) { fseek(pf, 0, SEEK_END); long lSize = ftell(pf); // 用完后需要将内存free掉 text = (char*)malloc(lSize 阅读全文
posted @ 2021-09-02 12:02 泽良_小涛 阅读(28) 评论(0) 推荐(0) 编辑
摘要:std::string outresult; FILE *fp = NULL;fp = fopen("d:\\1.dat", "wb");if (fp == NULL){ return 0;}fwrite(outresult.c_str(), outresult.size(), 1, fp);fcl 阅读全文
posted @ 2021-08-31 16:19 泽良_小涛 阅读(89) 评论(0) 推荐(0) 编辑

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