<?php
}<-end of if
print("<META HTTP-EQUIV=Refresh CONTENT=\"3; URL=http://xxx.xxx.xxx/yyy.php\">");
?>

}<-end of for loop

unset($_POST['email']);

}<-end of for loop

header("Location: sendok.php");

<?php
echo "email傳送完畢";
?>

for ($s=0; $s < xxxx; $s++){
INPUT TYPE=CHECKBOX NAME=u[] value=$r[0]
}

if (isset ($_POST['email'])){ <-有一個按鈕的name是email
for($i = 0 ; $i < sizeof($u); $i++) { <-判斷有幾個checkbox被打勾(此$u是checkbox u[]的陣列
$link4 = @mysql_connect(xxxxxxxx) <-連至mySQL
@mysql_select_db(xxxxx) <-選取mySQL的database
$result4 = mysql_query("SELECT email FROM member_user WHERE User_Id  = '$u[$i]' ") <-選取email如果database的User_Id有和$u[$i] 一樣
while($e = mysql_fetch_array($result4)){ <-將選取到的email資料寫入陣列$e
$address = $e[0]; <-變數$address 指向陣列$e[i]
}<-end of while
$mailsend = mail($address, $subject, $body, "From: $from");<-用mailsend function送出email(除了$address變數之前有提到. 剩下的被我省略)
print("Email for $u[$i] is sent." . "<br>");<-顯示email有寄給誰
}<-end of for loop
}<-end of if