finfo 锟斤拷

(PHP 5 >= 5.3.0, PHP 7, PECL fileinfo >= 0.1.0)

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finfo {

public __construct ([ int $options = FILEINFO_NONE [, string $magic_file = NULL ]] )

public buffer ( string $string = NULL [, int $options = FILEINFO_NONE [, resource $context = NULL ]] ) : string

public file ( string $file_name = NULL [, int $options = FILEINFO_NONE [, resource $context = NULL ]] ) : string

public set_flags ( int $options ) : bool

}