<?php

$macAddr='1C:1B:FD:CF:FF:B2';
$socket=\socket_create(AF_INET,SOCK_DGRAM,SOL_UDP);

socket_set_option($socket, SOL_SOCKET, SO_BROADCAST, 1);

$data=\pack("C6",0xff,0xff,0xff,0xff,0xff,0xff);


$macAddr=\str_replace([':','-'], null, $macAddr);

$macAddr=\str_split($macAddr,2);

for ($i=0;$i<=16;$i++){
    foreach ($macAddr as &$item){
        $data.=\hex2bin($item);
    }
}

\socket_sendto($socket,$data,strlen($data),0,'255.255.255.255',7);

@socket_close($socket);

print_r('WOL广播包发送完毕');

@上善若水， 不是电源线， 意思是 就算电源开着， 你拔插宽带线 后，就会失效