PHP Manual
FAM 函数
Monitor a regular file for changes

fam_monitor_file

(PHP 5 < 5.1.0)

fam_monitor_file — Monitor a regular file for changes

说明

fam_monitor_file ( resource $fam , string $filename ) : resource

Requests monitoring for a single file. A FAM event will be generated whenever the file status changes (i.e. the result of function stat() on that file).

The possible event codes are described in detail in the constants part of this section.

参数

fam: A resource representing a connection to the FAM service returned by fam_open()
filename: Path to the monitored file

返回值

Returns a monitoring resource or FALSE on errors.

参见

fam_monitor_directory() - Monitor a directory for changes
fam_monitor_collection() - Monitor a collection of files in a directory for changes
fam_cancel_monitor() - Terminate monitoring
fam_suspend_monitor() - Temporarily suspend monitoring
fam_resume_monitor() - Resume suspended monitoring

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