本文实例讲述了PHP实现简单的新闻发布系统。分享给大家供大家参考。具体如下:
本人小白,一直在公司用模板和框架写PHP,发现有时候连基本的sql语句都忘记了,所以有空想把PHP基础复习下,巩固下。分页和搜索,以及排序,还没写,后期继续更新...(代码修改:添加搜索和分页功能)
articlePublish.html:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf8"> <title>Insert title here</title> </head> <body bgcolor="#ccc"> <form name="article" method="post" action="articlePublishDo.php" style="margin:5px 500px;"> <h1>发布新闻系统</h1> 标题:<input type="text" name="title"/><br/> 内容:<textarea cols=30 rows=5 name="content"></textarea><br/><br/> <input type="submit" value="发布新闻"/> </form> </body> </html>
articlePublishDo.php:
<"content-type:text/html;charset=utf8"); date_default_timezone_set('Asia/Shanghai'); $title=trim($_POST['title']); $content=trim($_POST['content']); $time=date("y-m-d H:i:s"); require_once 'init.php'; $sql="insert into article(title,content,create_time) values('$title','$content','$time')"; //echo $sql; $re=mysql_query($sql);//执行sql语句 if($re){ echo "发布成功"; echo '<a href="articleList.php">返回文章列表</a>'; }else{ echo "发布失败"; echo '<a href="articleList.php">返回文章列表</a>'; } mysql_close();//关闭数据库
articleList.php:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf8"> <title>Insert title here</title> </head> <body> <!-- 搜索框 --> <form method="get" action="articleList.php" style="margin:10px 400px;"> <input type="text" name="search"/> <input type="submit" value="搜索"/> </form> <br/> <table cellspacing="0" cellpadding="0" align="center" bgcolor="#ccc" width=500 > <a href="articlePublish.html" style="padding:20px 30px">返回发布文章</a> <tr> <th>编号</th> <th>文章标题</th> <th>文章内容</th> <th>编辑文章</th> </tr> <"select count(*) from article where title like '%$keyword%' or content like '%$keyword%'"; $res=mysql_query($sql); //$count= (int)mysql_num_rows($result); $arr=mysql_fetch_assoc($res); while(list($key,$val)=each($arr)){ $count = (int)$val; } //echo $count; $pageSize=4; $page=floor($count/$pageSize)+1;//总页数$page echo $page; //echo $page; if(isset($_GET['page'])) { //$currentPage = $_GET['page']; if($_GET['page'] <=1){ $currentPage = 1; }elseif ($_GET['page'] >= $page){ $currentPage = $page-1; }else{ $currentPage = $_GET['page']; } }else { $currentPage=1; } $start = ($currentPage-1)*$pageSize; $sql="select id,title,content from article where title like '%$keyword%' or content like '%$keyword%' limit $start,$pageSize"; //echo $sql; $re=mysql_query($sql);//执行sql语句 while($arr=mysql_fetch_assoc($re)){ "center" style="border:1px solid #000"><"hidden" name="id" value="<"/> <td align="center" style="border:1px solid #000"><"center" style="border:1px solid #000"><"center" style="border:1px solid #000"> <a href="articleEdit.php"><font color="red">修改</font></a> <a href="articleDelete.php"><font color="red">删除</font></a> </td> </tr> <"margin:20px 400px;"> 共<"articleList.php">首页</a> <a href="articleList.php">|上一页</a> <a href="articleList.php">|下一页</a> <a href="articleList.php">|末页</a> </div> </body> </html>
articleEdit.php:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf8"> <title>Insert title here</title> </head> <body bgcolor="#ccc"> <"select id,title,content from article where id = '$id'"; //echo $sql; $re=mysql_query($sql);//执行sql语句 $arr=mysql_fetch_assoc($re); //var_dump($arr); mysql_close();//关闭数据库 "article" method="post" action="articleUpdate.php" style="margin:5px 500px;"> <h1>文章发布系统</h1> <input type="hidden" name="id" value="<"/><br/> 标题:<input type="text" name="title" value="<"/><br/> 内容:<textarea cols=30 rows=5 name="content"><"submit" value="修改文章"/> <a href="articleList.php">返回文章列表</a> <a href="articlePublish.html">返回发布文章</a> </form> </body> </html>
articleUpdate.php:
<"content-type:text/html;charset=utf8"); $arr=$_POST; $id=(int)$arr['id']; require_once 'init.php'; $sql="update article set title = '$arr[title]',content = '$arr[content]' where id = '$id'"; //echo $sql; $re=mysql_query($sql);//执行sql语句 //echo $re; if($re){ echo "修改成功"; echo "<a href='articleList.php'>返回文章列表</a>"; }else{ echo "修改失败"; echo "<a href='articleList.php'>返回文章列表</a>"; } mysql_close();//关闭数据库
articleDelete.php:
<"content-type:text/html;charset=utf8"); require_once 'init.php'; $id=(int)$_GET['id']; $sql="delete from article where id = '$id'"; //echo $sql; $re=mysql_query($sql); if($re){ echo "删除成功"; echo "<a href='articleList.php'>返回文章列表</a>"; }else{ echo "删除失败"; echo "<a href='articleList.php'>返回文章列表</a>"; }
init.php:
<"localhost","root","");//链接数据库 //echo $conn; $re=mysql_select_db("article");//选择数据库 mysql_query("set names utf8");//设置交互字符集
基础知识总结:
文章发布系统
1.articlePublish.html 发布文章页面 提交到articlePublishDo.php页面,执行写入数据库
2.articleList.php 文章列表页面
3.点击编辑,修改文章 提交到 aiticleEdit.php 表单页面(回显)
4.点击修改文章按钮 提交到 articleUpdate.php
希望本文所述对大家的php程序设计有所帮助。
标签:
PHP,新闻发布系统
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