FILE* tmpfile();
#include <cstdio> int main() { // Open a temp file in binary mode. FILE* qpFile = tmpfile(); if (!qpFile) { perror("Could not open temp file:"); return 1; } char caWrite[] = "XoaX.net"; char caRead[20]; int iSize = sizeof(caWrite); // A binary write and read fwrite(caWrite, 1, iSize, qpFile); rewind(qpFile); fread(caRead, 1, iSize, qpFile); // Add null-terminator before we output caRead[iSize] = ' '; // Output the read contents printf("Read: %s\n", caRead); fclose(qpFile); return 0; }
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