PHP實(shí)現(xiàn)簡(jiǎn)單的新聞發(fā)布系統(tǒng)實(shí)例
本文實(shí)例講述了PHP實(shí)現(xiàn)簡(jiǎn)單的新聞發(fā)布系統(tǒng)。分享給大家供大家參考。具體如下:
本人小白,一直在公司用模板和框架寫PHP,發(fā)現(xiàn)有時(shí)候連基本的sql語(yǔ)句都忘記了,所以有空想把PHP基礎(chǔ)復(fù)習(xí)下,鞏固下。分頁(yè)和搜索,以及排序,還沒(méi)寫,后期繼續(xù)更新...(代碼修改:添加搜索和分頁(yè)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>發(fā)布新聞系統(tǒng)</h1> 標(biāo)題:<input type="text" name="title"/><br/> 內(nèi)容:<textarea cols=30 rows=5 name="content"></textarea><br/><br/> <input type="submit" value="發(fā)布新聞"/> </form> </body> </html>
articlePublishDo.php:
<?php header("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);//執(zhí)行sql語(yǔ)句 if($re){ echo "發(fā)布成功"; echo '<a href="articleList.php">返回文章列表</a>'; }else{ echo "發(fā)布失敗"; echo '<a href="articleList.php">返回文章列表</a>'; } mysql_close();//關(guān)閉數(shù)據(jù)庫(kù)
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">返回發(fā)布文章</a> <tr> <th>編號(hào)</th> <th>文章標(biāo)題</th> <th>文章內(nèi)容</th> <th>編輯文章</th> </tr> <?php require_once 'init.php'; /** * 搜索 */ $keyword=$_GET['search']; /*分頁(yè)*/ $sql="select count(*) from article where title like '%$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/$pageSize)+1;//總頁(yè)數(shù)$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);//執(zhí)行sql語(yǔ)句 while($arr=mysql_fetch_assoc($re)){ ?> <tr> <td align="center" style="border:1px solid #000"><?php echo $arr['id'];?></td> <input type="hidden" name="id" value="<?php echo $arr['id'];?>"/> <td align="center" style="border:1px solid #000"><?php echo $arr['title'];?></td> <td align="center" style="border:1px solid #000"><?php echo $arr['content'];?></td> <td align="center" style="border:1px solid #000"> <a href="articleEdit.php?id=<?php echo $arr['id']?>"><font color="red">修改</font></a> <a href="articleDelete.php?id=<?php echo $arr['id']?>"><font color="red">刪除</font></a> </td> </tr> <?php } mysql_close();//關(guān)閉數(shù)據(jù)庫(kù) ?> </table> <div style="margin:20px 400px;"> 共<?php echo $page?>頁(yè) |查到<?php echo $count;?>條記錄 當(dāng)前第<?php echo $_GET['page']?>頁(yè)| <a href="articleList.php?page=1&search=<?php echo $keyword?>">首頁(yè)</a> <a href="articleList.php?page=<?php echo ($currentPage-1)?>&search=<?php echo $keyword?>">|上一頁(yè)</a> <a href="articleList.php?page=<?php echo ($currentPage+1)?>&search=<?php echo $keyword?>">|下一頁(yè)</a> <a href="articleList.php?page=<?php echo $page?>&search=<?php echo $keyword?>">|末頁(yè)</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"> <?php $id=(int)$_GET['id']; require_once 'init.php'; $sql="select id,title,content from article where id = '$id'"; //echo $sql; $re=mysql_query($sql);//執(zhí)行sql語(yǔ)句 $arr=mysql_fetch_assoc($re); //var_dump($arr); mysql_close();//關(guān)閉數(shù)據(jù)庫(kù) ?> <form name="article" method="post" action="articleUpdate.php" style="margin:5px 500px;"> <h1>文章發(fā)布系統(tǒng)</h1> <input type="hidden" name="id" value="<?php echo $arr['id']?>"/><br/> 標(biāo)題:<input type="text" name="title" value="<?php echo $arr['title']?>"/><br/> 內(nèi)容:<textarea cols=30 rows=5 name="content"><?php echo $arr['content']?></textarea><br/><br/> <input type="submit" value="修改文章"/> <a href="articleList.php">返回文章列表</a> <a href="articlePublish.html">返回發(fā)布文章</a> </form> </body> </html>
articleUpdate.php:
<?php header("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);//執(zhí)行sql語(yǔ)句 //echo $re; if($re){ echo "修改成功"; echo "<a href='articleList.php'>返回文章列表</a>"; }else{ echo "修改失敗"; echo "<a href='articleList.php'>返回文章列表</a>"; } mysql_close();//關(guān)閉數(shù)據(jù)庫(kù)
articleDelete.php:
<?php header("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 "刪除成功"; echo "<a href='articleList.php'>返回文章列表</a>"; }else{ echo "刪除失敗"; echo "<a href='articleList.php'>返回文章列表</a>"; }
init.php:
<?php //連接數(shù)據(jù)庫(kù) //五步走 //往數(shù)據(jù)庫(kù)添加文章 $conn=mysql_connect("localhost","root","");//鏈接數(shù)據(jù)庫(kù) //echo $conn; $re=mysql_select_db("article");//選擇數(shù)據(jù)庫(kù) mysql_query("set names utf8");//設(shè)置交互字符集
基礎(chǔ)知識(shí)總結(jié):
文章發(fā)布系統(tǒng)
1.articlePublish.html 發(fā)布文章頁(yè)面 提交到articlePublishDo.php頁(yè)面,執(zhí)行寫入數(shù)據(jù)庫(kù)
2.articleList.php 文章列表頁(yè)面
3.點(diǎn)擊編輯,修改文章 提交到 aiticleEdit.php 表單頁(yè)面(回顯)
4.點(diǎn)擊修改文章按鈕 提交到 articleUpdate.php
希望本文所述對(duì)大家的php程序設(shè)計(jì)有所幫助。
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