本文介绍了PHP和MYSQL问题的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
我正在使用这一行代码从数据库中选择用户ID，但是我无法选择它.我不知道为什么，因为浏览器没有显示任何错误，而且我无法弄清楚问题出在哪里.请帮我;对不起，此代码中使用的语言是因为它是阿尔巴尼亚语(我在我的国家/地区使用的语言)
I am using this small line to select user id from my database , but I can''t select it . I don''t know why , because the browser doesn''t display any error , and I cannot figure where the problem is. Please help me; Excuse me for the language used In this code , because it is Albanian language (the language I use in my country)
<html> <head> <title>Krijo nje artikull per kete faqe</title> <link rel="stylesheet" href="assets/login_form/reset.css"> <link rel="stylesheet" href="assets/login_form/animate.css"> <link rel="stylesheet" href="assets/login_form/styles.css"> <script type="text/javascript" src="tiny_mce/tiny_mce.js"></script> <script type="text/javascript"> tinyMCE.init({ // General options mode : "textareas", theme : "advanced", plugins : "autolink,lists,spellchecker,pagebreak,style,layer,table,save,advhr,advimage,advlink,emotions,iespell,inlinepopups,insertdatetime,preview,media,searchreplace,print,contextmenu,paste,directionality,fullscreen,noneditable,visualchars,nonbreaking,xhtmlxtras,template", // Theme options theme_advanced_buttons1 : "save,newdocument,|,bold,italic,underline,strikethrough,|,justifyleft,justifycenter,justifyright,justifyfull,|,styleselect,formatselect,fontselect,fontsizeselect", theme_advanced_buttons2 : "cut,copy,paste,pastetext,pasteword,|,search,replace,|,bullist,numlist,|,outdent,indent,blockquote,|,undo,redo,|,link,unlink,anchor,image,cleanup,help,code,|,insertdate,inserttime,preview,|,forecolor,backcolor", theme_advanced_buttons3 : "tablecontrols,|,hr,removeformat,visualaid,|,sub,sup,|,charmap,emotions,iespell,media,advhr,|,print,|,ltr,rtl,|,fullscreen", theme_advanced_buttons4 : "insertlayer,moveforward,movebackward,absolute,|,styleprops,spellchecker,|,cite,abbr,acronym,del,ins,attribs,|,visualchars,nonbreaking,template,blockquote,pagebreak,|,insertfile,insertimage", theme_advanced_toolbar_location : "top", theme_advanced_toolbar_align : "left", theme_advanced_statusbar_location : "bottom", theme_advanced_resizing : true, // Skin options skin : "o2k7", skin_variant : "silver", // Example content CSS (should be your site CSS) content_css : "css/example.css", // Drop lists for link/image/media/template dialogs template_external_list_url : "js/template_list.js", external_link_list_url : "js/link_list.js", external_image_list_url : "js/image_list.js", media_external_list_url : "js/media_list.js",}); </script> </head> <body> <?php mysql_connect("localhost","login_h","1234"); mysql_select_db("articles"); if(!isset($_COOKIE['zakamezusr'])){ header("Location: login.php"); } if(isset($_POST['submit'])){ $author_id = mysql_query("SELECT ID FROM users WHERE username ='".stripslashes($_COOKIE['zakamezusr'])."'"); $query = "INSERT into posts (title , post ,date_up , author_id , description) VALUES ('".$_POST['title']."', '".$_POST['post']."', '".$_POST['date_up']."', '$author_id', '".$_POST['description']."')"; mysql_query($query); ?> <h1>sfafdadfasdfasd</h1> <?php }else{ ?> <div id="container" style="removed20%;removed:relative;width:640px;"> <form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post"> <h1>Krijo nje Artikull te ri</h1> <table border="0"> <tr><td>Emri i Artikullit</td><td> <input type="text" name="title" maxlength="60"> </td></tr> <tr><td>Pershkrimi i Artikuallit</td><td> <input type="text" name="description" maxlength="60"> </td></tr> <tr><td>Teksti</td><td> <textarea class="mult" name="post" ></textarea> </td></tr> <tr><th colspan=2><input type="submit" name="submit" value="Register"> </th></tr> </table> </form> </div> <?php } ?> </body> </html>推荐答案
_COOKIE [' zakamezusr'])){ 标头(" 位置:login.php" )； } if(isset( _COOKIE['zakamezusr'])){ header("Location: login.php"); } if(isset(
_POST [' 提交']) ){ _POST['submit'])){
author_id = mysql_query(" 在用户名='" .stripslashes( author_id = mysql_query("SELECT ID FROM users WHERE username ='".stripslashes(
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