Follow Baidu Learn php[10]-read Cookie case

<?PHPif(!isset($_cookie[' Visittime '])) {#use $_cookie to get Visittime, execute the following statement block if it does not exist, or else    Setcookie(' Visittime ',Date(' y-m-d h-i-s '));#generate a Visittime cookie.     Echo"You are the first to enter the website. ";}Else{    Setcookie(' Visittime ',Date(' y-m-d h-i-s ')); Echo"The last time you visited the site was:".$_cookie[' Visittime ']. " #Use the $_cookie global variable to invoke the Visittime cookie. }    Echo"The time you visit this website is:".Date(' y-m-d h-i-s '); ?>

The effect is as follows:

The URL is re-enter once.

You can also write:

<?  if(!  Isset($_cookie[' Cookie ']) {    setcookie(' Cookie ', ' Hello World ');     Echo "You don't have a cookie yet," he said. "There's a second visit! ";} Else {    echo "You now have a cookie. And your cookie is:".  $_cookie[' COOKIE '?>

The END

Follow Baidu Learn php[10]-read Cookie case