预定义常量
  下列常量由此扩展定义,且仅在此扩展编译入 PHP 或在运行时动态载入时可用。
  
   Inotify constants usable with inotify_add_watch() and/or returned by inotify_read()
   
    - 
     IN_ACCESS(int)
- 
     
      File was accessed (read) (*)
     
    
- 
     IN_MODIFY(int)
- 
     
      File was modified (*)
     
    
- 
     IN_ATTRIB(int)
- 
     
      Metadata changed (e.g. permissions, mtime, etc.) (*)
     
    
- 
     IN_CLOSE_WRITE(int)
- 
     
      File opened for writing was closed (*)
     
    
- 
     IN_CLOSE_NOWRITE(int)
- 
     
      File not opened for writing was closed (*)
     
    
- 
     IN_OPEN(int)
- 
     
      File was opened (*)
     
    
- 
     IN_MOVED_TO(int)
- 
     
      File moved into watched directory (*)
     
    
- 
     IN_MOVED_FROM(int)
- 
     
      File moved out of watched directory (*)
     
    
- 
     IN_CREATE(int)
- 
     
      File or directory created in watched directory (*)
     
    
- 
     IN_DELETE(int)
- 
     
      File or directory deleted in watched directory (*)
     
    
- 
     IN_DELETE_SELF(int)
- 
     
      Watched file or directory was deleted
     
    
- 
     IN_MOVE_SELF(int)
- 
     
      Watch file or directory was moved
     
    
- 
     IN_CLOSE(int)
- 
     
      Equals to IN_CLOSE_WRITE | IN_CLOSE_NOWRITE
     
    
- 
     IN_MOVE(int)
- 
     
      Equals to IN_MOVED_FROM | IN_MOVED_TO
     
    
- 
     IN_ALL_EVENTS(int)
- 
     
      Bitmask of all the above constants
     
    
- 
     IN_UNMOUNT(int)
- 
     
      File system containing watched object was unmounted
     
    
- 
     IN_Q_OVERFLOW(int)
- 
     
      Event queue overflowed (wd is -1 for this event)
     
    
- 
     IN_IGNORED(int)
- 
     
      Watch was removed (explicitly by inotify_rm_watch()
      or because file was removed or filesystem unmounted
     
    
- 
     IN_ISDIR(int)
- 
     
      Subject of this event is a directory
     
    
- 
     IN_ONLYDIR(int)
- 
     
      Only watch pathname if it is a directory (Since Linux 2.6.15)
     
    
- 
     IN_DONT_FOLLOW(int)
- 
     
      Do not dereference pathname if it is a symlink (Since Linux 2.6.15)
     
    
- 
     IN_MASK_ADD(int)
- 
     
      Add events to watch mask for this pathname if it already exists
      (instead of replacing mask).
     
    
- 
     IN_ONESHOT(int)
- 
     
      Monitor pathname for one event, then remove from watch list.
     
    
注意: 
   
    The events marked with an asterisk (*) above can occur for files in watched
    directories.