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# sleep

(PHP 3, PHP 4 , PHP 5)

sleep -- Delay execution

## Description

void sleep ( int seconds)

The sleep() function delays program execution for the given number of seconds.

示範 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() and set_time_limit()

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