(PHP 5 < 5.1.0)
fam_resume_monitor — Resume suspended monitoring
$fam
, resource $fam_monitor
) : boolResumes monitoring of a resource previously suspended using fam_suspend_monitor().
famA resource representing a connection to the FAM service returned by fam_open()
fam_monitorA resource returned by one of the fam_monitor_XXX functions
成功时返回 TRUE， 或者在失败时返回 FALSE。