write a binary file c
C
FILE *write_ptr;
write_ptr = fopen("test.bin","wb"); // w for write, b for binary
fwrite(buffer,sizeof(buffer),1,write_ptr); // write 10 bytes from our bufferunsigned char buffer[10];
FILE *ptr;
ptr = fopen("test.bin","rb"); // r for read, b for binary
fread(buffer,sizeof(buffer),1,ptr); // read 10 bytes to our buffer
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