Chapter 16. Functions at a Glance
This chapter lists the functions in the standard library according to their respective areas of application, describing shared features of the functions and their relationships to one another. This compilation might help you to find the right function for your purposes while programming.
Tip
The individual functions are described in detail in Chapter 17, which explains them in alphabetical order, with examples.
Input and Output
We have dealt with this topic in detail in Chapter 13, which contains sections on I/O streams, sequential and random file access , formatted I/O, and error handling. A tabular list of the I/O functions will therefore suffice here. Table 16-1 lists general file access functions declared in the header stdio.h.
Table 16-1. General file access functions
Purpose | Functions |
---|---|
Rename a file, delete a file |
|
Create and/or open a file |
|
Close a file |
|
Generate a unique filename |
|
Query or clear file access flags |
|
Query the current file access position |
|
Change the current file access position |
|
Write buffer contents to file |
|
Control file buffering |
|
There are two complete sets of functions for input and output of characters and strings: the byte-character and the wide-character I/O functions (see "Byte-Oriented and Wide-Oriented Streams" in Chapter 13 for more information). The wide-character functions operate ...
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