time_sleep_until
(PHP 5 >= 5.1.0)
time_sleep_until — Make the script sleep until the specified time
설명
bool time_sleep_until
( float $timestamp
)
Makes the script sleep until the specified timestamp .
매개변수
- timestamp
-
The timestamp when the script should wake.
반환값
성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.
오류/예외
If the specified timestamp is in the past, this function will generate a E_WARNING.
예제
Example#1 A time_sleep_until() example
<?php
//returns false and generates a warning
var_dump(time_sleep_until(time()-1));
// may only work on faster computers, will sleep up to 0.2 seconds
var_dump(time_sleep_until(time()+0.2));
?>
주의
Note: All signals will be delivered after the script wakes up.
Note: 이 함수는 윈도우 플랫폼에서는 작동하지 않습니다.