Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

**FAM event constants**
Constant	Description
`FAMChanged` (integer)	Some value which can be obtained with fstat(1) changed for a file or directory.
`FAMDeleted` (integer)	A file or directory was deleted or renamed.
`FAMStartExecuting` (integer)	An executable file started executing.
`FAMStopExecuting` (integer)	An executable file that was running finished.
`FAMCreated` (integer)	A file was created in a directory.
`FAMMoved` (integer)	This event never occurs.
`FAMAcknowledge` (integer)	An event in response to fam_cancel_monitor().
`FAMExists` (integer)	An event upon request to monitor a file or directory. When a directory is monitored, an event for that directory and every file contained in that directory is issued.
`FAMEndExist` (integer)	Event after the last FAMEExists event.