php 한글 메뉴얼 도움말 검색 사이트 Make the script sleep until the specified time [function.time-sleep-until]

설명

bool time_sleep_until ( float $timestamp )

Makes the script sleep until the specified timestamp.

인수

timestamp: The timestamp when the script should wake.

반환값

성공 시 TRUE를, 실패 시 FALSE를 반환합니다.

변경점

버전	설명
5.3.0	This function is now available on Windows platforms.

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(microtime(true)+0.2));

?>

주의

Note: All signals will be delivered after the script wakes up.

참고

sleep() - Delay execution
usleep() - Delay execution in microseconds
time_nanosleep() - Delay for a number of seconds and nanoseconds
set_time_limit() - 최대 실행 시간을 제한