time_sleep_until
(no version information, might be only in CVS)
time_sleep_until -- Make the script sleep until the specified time
Description
bool
time_sleep_until ( float timestamp )
This function will make the script sleep until the specified timestamp. If the specified timestamp is in the past, time_sleep_until() will generate a E_WARNING and return FALSE.
Note: This function is not implemented on Windows platforms.
Parameters
- timestamp
The timestamp when the script should wake.
Return Values
Returns TRUE on success or FALSE on failure.
Examples
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));
?> |
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