sleep
    (PHP 3, PHP 4 )
sleep -- Delay execution
Description
void 
sleep ( int seconds)
     The sleep() function delays program execution for the
     given number of seconds.
    
     
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)
        | 
    
     See also usleep() and
     set_time_limit()