sleep
(PHP 4, PHP 5)
sleep — Delay execution
설명
int sleep
( int $seconds
)
Delays the program execution for the given number of seconds .
매개변수
- seconds
-
Halt time in seconds.
반환값
Returns zero on success, or FALSE on errors.
오류/예외
If the specified number of seconds is negative, this function will generate a E_WARNING.
예제
Example#1 sleep() example
<?php
// current time
echo date('h:i:s') . "\n";
// sleep for 10 seconds
sleep(10);
// wake up !
echo date('h:i:s') . "\n";
?>
This example will output (after 10 seconds)
05:31:23 05:31:33