What Type of Pointer is FILE *p?
#File#Stream#Character#Struct#Token
The FILE structure includes several fields, such as:
level: Indicates how full or empty the buffer is.flags: Contains the status flags for the file.fd: Represents the file descriptor.hold: A temporary storage for characters.bsize: Specifies the size of the buffer.buffer: A pointer to the data buffer.curp: Points to the current position for reading or writing.istemp: Indicates if the file is temporary.token: Used for various internal purposes.
Overall, the FILE pointer serves as a handle for file operations, encapsulating all necessary information about the file.
Initialization of FILE Pointer
Before you can perform any operations on a file, you must first declare and initialize a FILE pointer. This is done using the fopen function, which opens a file and returns a pointer to the FILE structure associated with that file. Here’s how you can initialize a FILE pointer: