如何使用 JavaScript 刪除所有 cookie?
若要使用 JavaScript 刪除所有 cookie,你可以嘗試執行以下程式碼。在此,我們使用了一個數組和 split() 方法來獲取所有 cookie 並最終刪除它們
例項
<!DOCTYPE html> <html> <head> <script> var num = 1; function addCookie(){ document.cookie = num+" = "+num; num++; } function listCookies(){ var result = document.cookie; document.getElementById("list").innerHTML = result; } function removeCookies() { var res = document.cookie; var multiple = res.split(";"); for(var i = 0; i < multiple.length; i++) { var key = multiple[i].split("="); document.cookie = key[0]+" =; expires = Thu, 01 Jan 1970 00:00:00 UTC"; } } </script> </head> <body> <button onclick = 'addCookie()'>ADD</button><br> <button onclick = 'listCookies()'>LIST COOKIES</button><br> <button onclick = 'removeCookies()'>REMOVE</button> <h1>Cookies List</h1> <p id = "list"></p> </body> </html>
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