{"id":16796,"date":"2022-10-22T04:58:37","date_gmt":"2022-10-21T23:28:37","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-issetsessionuser-not-working-closed\/"},"modified":"2022-10-22T04:58:37","modified_gmt":"2022-10-21T23:28:37","slug":"solved-issetsessionuser-not-working-closed","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-issetsessionuser-not-working-closed\/","title":{"rendered":"[Solved] isset(SESSION[&#8216;user&#8217;]) not working [closed]"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-26456264\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"26456264\" data-parentid=\"26456003\" data-score=\"2\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>see this post for how to handle passwords&#8230; it uses <code>mysqli<\/code> but you should be able to easily see how it would work with <code>pdo<\/code>.  https:\/\/stackoverflow.com\/a\/26321573\/623952<\/p>\n<p>insert your passwords like this: <\/p>\n<pre><code>$password_to_insert_into_db = password_hash($plaintext_password, PASSWORD_BCRYPT);\n<\/code><\/pre>\n<p>I changed variable names and things.  b\/c it was easier for me.<\/p>\n<pre><code>&lt;?php\n\nsession_start();\n\n\/\/ for my testing...  \n$_POST['username'] = 'noterate';\n$_POST['password'] = 'noterateE';\n\/\/ ----------------------------------- \n\n$dsn = 'mysql:host=localhost;dbname=test';   \n\n$usernameForSQL = 'root';\n$passwordForSQL = ''; \n\n$db = new PDO($dsn, $usernameForSQL, $passwordForSQL);\n\n$user = isset($_POST['username']) ? $_POST['username'] : ''; \n$pass = isset($_POST['password']) ? $_POST['password'] : ''; \n\nif (!empty($user) &amp;&amp; !empty($pass)) { \n   if (checkLogin($user, $pass, $db)) {\n      $_SESSION['user'] = $user;\n   }\n   else echo \"error: user not validated&lt;br\/&gt;\";\n}\n\nfunction checkLogin($user, $pass, $db)  {\n\n   $query = \"select * \n               from user \n              where username = ? \";\n\n   $stmt = $db-&gt;prepare($query);\n   $stmt-&gt;execute(array($user));\n\n   $result = $stmt-&gt;fetch(PDO::FETCH_ASSOC);\n   if ($result) { \n      if (password_verify($pass, $result['password'])) {\n         $_SESSION['user'] = $user; \n         return true; \n      }\n      \/\/ else... password doesn't match\n   }\n   \/\/ else... username doesn't exist \n\n   return false; \n}\n\/*\nmysql&gt; describe user;\n+----------+-------------+------+-----+---------+----------------+\n| Field    | Type        | Null | Key | Default | Extra          |\n+----------+-------------+------+-----+---------+----------------+\n| userid   | int(11)     | NO   | PRI | NULL    | auto_increment |\n| username | varchar(60) | YES  | UNI | NULL    |                |\n| password | varchar(60) | YES  |     | NULL    |                |\n+----------+-------------+------+-----+---------+----------------+\n3 rows in set (0.02 sec)\n\n\n\nmysql&gt; select * from user;\n+--------+-------------+--------------------------------------------------------------+\n| userid | username    | password                                                     |\n+--------+-------------+--------------------------------------------------------------+\n|      1 | my_username | $2y$10$fc48JbA0dQ5dBB8MmXjVqumph1bRB\/4zBzKIFOVic9\/tqoN7Ui59e |\n|      2 | stuff       | $2y$10$o3s39w.9HqeuUP0j7o9qv.NyMSFMfbsa6SzNZi2gnOo4Zol69w\/mm |\n|     17 | new_user    | $2y$10$lIFIUN2q0UzB9Wtmc\/kuCuW7driQkpZHiPIiwQPskanSPXqQbXZGu |\n|     18 | noterate    | $2y$10$YEsHG2X4rjPArViZTUtM4uEs27e.GR7g05T7Ajno2j0aogMXADbQ2 |\n+--------+-------------+--------------------------------------------------------------+\n4 rows in set (0.00 sec)\n\n*\/\n?&gt;\n\n\n&lt;?php \nsession_start();\n\nvar_dump($_SESSION); \n\nif (isset($_SESSION['user'])) { ?&gt;  \n   &lt;div&gt;it exists&lt;\/div&gt; \n&lt;?php } else { ?&gt;  \n   &lt;div&gt;nope&lt;\/div&gt; \n&lt;?php } ?&gt;\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">2<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved isset(SESSION[&#8216;user&#8217;]) not working [closed] <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] see this post for how to handle passwords&#8230; it uses mysqli but you should be able to easily see how it would work with pdo. https:\/\/stackoverflow.com\/a\/26321573\/623952 insert your passwords like this: $password_to_insert_into_db = password_hash($plaintext_password, PASSWORD_BCRYPT); I changed variable names and things. b\/c it was easier for me. &lt;?php session_start(); \/\/ for my testing&#8230; $_POST[&#8216;username&#8217;] &#8230; <a title=\"[Solved] isset(SESSION[&#8216;user&#8217;]) not working [closed]\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-issetsessionuser-not-working-closed\/\" aria-label=\"More on [Solved] isset(SESSION[&#8216;user&#8217;]) not working [closed]\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[339],"class_list":["post-16796","post","type-post","status-publish","format-standard","hentry","category-solved","tag-php"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] isset(SESSION[&#039;user&#039;]) not working [closed] - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-issetsessionuser-not-working-closed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] isset(SESSION[&#039;user&#039;]) not working [closed] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] see this post for how to handle passwords&#8230; it uses mysqli but you should be able to easily see how it would work with pdo. https:\/\/stackoverflow.com\/a\/26321573\/623952 insert your passwords like this: $password_to_insert_into_db = password_hash($plaintext_password, PASSWORD_BCRYPT); I changed variable names and things. b\/c it was easier for me. &lt;?php session_start(); \/\/ for my testing... $_POST[&#039;username&#039;] ... 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