📄 ipcheck.php
字号:
<?
$TIME_LIMIT = 30;
$voter_ip = $REMOTE_ADDR;
$SQLStr = "SELECT * FROM voteuser WHERE v_id = '$v_id' AND u_ip = '$voter_ip' AND u_time + INTERVAL $TIME_LIMIT MINUTE > now()";
$res = db_query($SQLStr);
if (db_num_rows($res)>0)
{
echo "<script>";
echo "alert(\"您不可重复投票\");";
echo "</script>";
echo "<body onload=\"history.back();\">";
break; }
else
{
$SQLStr = "INSERT INTO voteuser (v_id, u_ip, u_time) VALUES ('$v_id', '$voter_ip', now())";
db_query($SQLStr);
}
?>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -