(PHP 5 >= 5.3.0, PECL fileinfo >= 0.1.0)
  
   Introduction
   
    This class provides an object oriented interface into the fileinfo
    functions.
   
   
  
   Class synopsis
   
    
    
     
      finfo
     
     {
    
    
   public __construct
    ([ 
int $options = FILEINFO_NONE
   [, 
string $magic_file = NULL
  ]] )
 
    
   public string buffer
    ( 
string $string = NULL
   [, 
int $options = FILEINFO_NONE
   [, 
resource $context = NULL
  ]] )
 
   public string file
    ( 
string $file_name = NULL
   [, 
int $options = FILEINFO_NONE
   [, 
resource $context = NULL
  ]] )
 
   }