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<?php
setcookie("TestCookie", "", time() - 3600);
//输出testcookie
if (!empty($_COOKIE["TestCookie"]))
echo "testcookie值为:".$_COOKIE["TestCookie"] . "<br>";
else
echo "testcookie1被注销。<br>";
//输出testcookie1
echo "testcookie1值为:".$_COOKIE["TestCookie1"] . "<br>";
//输出所有cookie
print_r($_COOKIE);
?>