{ ifstream fs(sFileName.c_str(),ios::binary); stringstream ss ; ss<<fs.rdbuf(); fs.close();stringstr = ss.str();//read into string}//C++方式,高大上//string的构造用了一个模版函数voidfoo() { std::ifstream ifs(sFileName.c_str()); std::stringstr((std::istreambuf_iterator<ch...
#include <stdio.h> int main() { FILE *fp; char buffer[100]; // 打开文件 fp = fopen("example.txt", "r"); if (fp == NULL) { perror("Error opening file"); return -1; } // 从文件中读取数据 if (fgets(buffer, 100, fp) != NULL) { printf("Read data: %s\n", buffer);...
// copy the file into the buffer: result = fread(buffer, 1, lSize, pFile); if (result != lSize) { fputs("Reading error", stderr); exit (3); } // terminate fclose (pFile); free (buffer); return 0; } 3. open函数打开文件 这个是Linux下的函数,需要包含的头文件如下: 1 2 3 ...
sizeof(buffer),file)){printf("读取一行，内容: %s",buffer);}else{printf("文件读取错误\n");fc...
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voidfile_fread(char*fileName){long count;int*buffer;FILE*fp;if((fp=fopen(fileName,"rb"))==NULL){printf("can't open file %s\n",fileName);exit(EXIT_FAILURE);}fseek(fp,0,SEEK_END);count=ftell(fp);rewind(fp);buffer=(int*)malloc(sizeof(int)*count);fread(buffer,sizeof(int),count...
if(!ReadFile( hSourceFile, &dwKeyBlobLen, sizeof(DWORD), &dwCount, NULL)) { MyHandleError( TEXT("Error reading key BLOB length!\n"), GetLastError()); goto Exit_MyDecryptFile; } // Allocate a buffer for the key BLOB. if(!(pbKeyBlob = (PBYTE)malloc(dwKeyBlobLen))) { MyHandl...
Extract a zip entry into memory using callback. struct buffer_t { char *data; size_t size; }; static size_t on_extract(void *arg, unsigned long long offset, const void *data, size_t size) { struct buffer_t *buf = (struct buffer_t *)arg; buf->data = realloc(buf->data, buf...