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time_sleep_until

Make the script sleep until the specified time (PHP 5 >= 5.1.0)
bool time_sleep_until ( float timestamp )

Makes the script sleep until the specified timestamp.

Parameters

timestamp: The timestamp when the script should wake.

Return Values

Returns TRUE on success or FALSE on failure.

Errors/Exceptions

If the specified timestamp is in the past, this function will generate a E_WARNING.

Examples

Example 1365. A time_sleep_until() example

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<?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));



?>

Notes

Note:

All signals will be delivered after the script wakes up.