tmpfile
From cppreference.com
                    
                                        
                    
                    
                                                            
                    |   Defined in header  
<stdio.h>
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|   FILE *tmpfile(); 
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Opens a temporary file. The file is opened as binary file for update ("wb+ mode). The filename of the file is guaranteed to be unique within the filesystem.
The file will be closed when the program exits.
Contents | 
[edit] Parameters
(none)
[edit] Return value
The associated file stream or NULL if an error has occurred
[edit] Example
| This section is incomplete Reason: no example  | 
[edit] See also
|    returns a unique filename  (function)  | 
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C++ documentation for tmpfile
 
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