sleep
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sleep

(PHP 3, PHP 4, PHP 5)

sleep -- Delay execution

Description

int sleep ( int seconds )

Delays the program execution for the given number of seconds.

Parameters

seconds

Halt time in seconds.

Return Values

Returns zero on success, or FALSE on errors.

Errors/Exceptions

If the specified number of seconds is negative, this function will generate a E_WARNING.

Examples

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

See Also

usleep(), set_time_limit()

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