//用户访问次数;; if(empty($_COOKIE['count'])){ echo "您好,欢迎您第一次访问本网"; setcookie("count","1",time()+(86400 * 365),"/"); }else{ $count = intval($_COOKIE['count']); //intval — 获取变量的整数值 $count++; echo "您是第{$count}次访问本网"; setcookie("count",$count,time()+(86400 * 365),"/"); }
//检测客户浏览器是否支持cookie写入 if(empty($_GET['flag'])){ //... 第一次写入cookie setcookie("flag","yes",time()+60,"/"); //刷新. . .---先取到现在的地址 //现在地址..???? //http://172.164.20.46/0828/8.php?flag=yes $url = "http://".$_SERVER['SERVER_NAME']; $url .= $_SERVER['PHP_SELF']."?flag=yes"; header("Location: ".$url); }else{ //读取flag 开启cookie if(!empty($_COOKIE['flag'])){ echo "cookie开启"; }else{ echo "cookie禁用"; } }