Writing file types generated by C language

1. Generated at authoring time .c file
2. Build at compile time .obj Target file
3. String the object file with various functions , Generate .exe Executable file

bin The directory is the path of the finally generated executable
obj The directory is the temporary file path during compilation
cbp File for CB Project documents of
layout File for CB The project configuration file
depend File for CB The project header file of depends on the file
The final compilation results in Debug Version and Release edition ,

About FILE *fp How to use ：
Statement fp Is a pointer , Point to FILE Object of type ,*fp Is a pointer variable to the structure , adopt fp You can find the structural variables that store the information of a file , Find the file through this structure variable , Operate on the file .
if（fp=fopen(“path”,“w/r/w+/r+…”)==NULL)
{
printf(“open file erro”);
}