<thead id="ht19n"><nav id="ht19n"></nav></thead>
\n

查看新聞<\/h1>\n\n\n \n
id<\/td>\n title<\/td>\n author<\/td>\n source<\/td>\n content<\/td>\n date<\/td>\n update<\/td>\n delete<\/td>\n<\/tr>\n<?php\n$db=new MySQLi(\"localhost\",\"root\",\"\",\"mydb\");\n!mysqli_connect_error() or die(\"連接失??!\");\n$sql=\"select * from news\";\n$result=$db->query($sql);\n$arr=$result->fetch_all();\nforeach ($arr as $v)\n{\n echo \"
{$v[0]}<\/td>\n {$v[1]}<\/td>\n {$v[2]}<\/td>\n {$v[3]}<\/td>\n {$v[4]}<\/td>\n {$v[5]}<\/td>\n update<\/a><\/td>\n delete<\/a><\/td>\n \n <\/tr>\";\n }\n \n?>\n<\/table>\n
\n
\n
發(fā)布新聞<\/a><\/div>\n \n<\/body>\n<\/html>\n<\/pre>\n\n

  \"\"<\/p>\n

二、發(fā)布新聞頁面-----添加內(nèi)容<\/strong><\/p>\n\n

\n\n\n\n發(fā)布新聞<\/title>\n<style>\n.xw\n{\n   \n  margin-top:10px;\n  margin-left:400px;\n  border:thick; \n  }\n.a\n{\n  float:left;\n   \n  }\n \n<\/style>\n \n<\/head>\n \n<body>
<h1><a href="http://www.miracleart.cn/">国产av日韩一区二区三区精品,成人性爱视频在线观看,国产,欧美,日韩,一区,www.成色av久久成人,2222eeee成人天堂</a></h1>\n<h1><center>發(fā)布新聞<\/center><\/h1>\n \n<form action=\"AddChu.php\" method=\"post\">\n<div   id="377j5v51b"   class=\"xw\">標(biāo)題:<input type=\"text\" name=\"title\" style=\"width:400px\"><\/div>\n<div   id="377j5v51b"   class=\"xw\">作者:<input type=\"text\" name=\"author\"><\/div>\n<div   id="377j5v51b"   class=\"xw\">來源:<input type=\"text\" name=\"source\"><\/div>\n<div   id="377j5v51b"   class=\"xw\">內(nèi)容:\n<textarea rows=\"10\" cols=\"80\" name=\"content\"><\/textarea><\/div>\n \n<div   id="377j5v51b"   class=\"a\"><input type=\"submit\" value=\"提交\" style=\"margin-left:600px;\"><\/div>\n<div   id="377j5v51b"   class=\"a\"><a href=\"ChaKan.php\"><input type=\"button\" value=\"查看\" style=\"margin-left:6px;\"><\/a><\/div>\n \n<\/form>\n \n \n<\/body>\n<\/html>\n<\/pre>\n\n<p style=\"text-align: center\">  <img alt=\"\" src=\"http:\/\/www.bkjia.com\/uploads\/allimg\/160513\/01110WS8-4.png\" \/><\/p>\n<p>提交內(nèi)容后的處理:<\/p>\n\n<pre class='brush:php;toolbar:false;'>\n<?php\n$newsid=$_POST[\"newsid\"];\n$title=$_POST[\"title\"];\n$author=$_POST[\"author\"];\n$source=$_POST[\"source\"];\n$content=$_POST[\"content\"];\n$time=date(\"Y-m-d\",time());\n \n$db=new MySQLi(\"localhost\",\"root\",\"\",\"mydb\");\n!mysqli_connect_error() or die(\"聯(lián)系失敗!\");\n$sql=\"insert into news values('{$newsid}','{$title}','{$author}','{$source}','{$content}','{$time}')\";\n$result=$db->query($sql);\nif($result)\n{\n  header (\"location:xinwen.php\");\n  }\nelse\n{\n  echo \"添加新聞失敗!\";\n  }\n<\/pre>\n\n<p><strong>三、刪除內(nèi)容處理<\/strong><\/p>\n\n<pre class='brush:php;toolbar:false;'>\n<?php\n$newsid=$_GET[\"newsid\"];\n$db=new MySQLi(\"localhost\",\"root\",\"\",\"mydb\");\n!mysqli_connect_error() or die(\"連接失敗!\");\n$sql=\"delete from news where newsid='{$newsid}'\";\n$result=$db->query($sql);\nif($result)\n{\n  header (\"location:ChaKan.php\");\n  }\nelse\n{\n  echo \"刪除數(shù)據(jù)失敗\";\n  }\n?>\n<\/pre>\n  \n<p><strong>四、修改新聞頁面----修改新聞內(nèi)容后提交查看<br \/>\n<\/strong><\/p>\n\n<pre class='brush:php;toolbar:false;'>\n<html>\n<head>\n<meta http-equiv=\"Content-Type\" content=\"text\/html; charset=utf-8\" \/>\n<title>修改新聞<\/title>\n<style>\n.xw\n{\n   \n  margin-top:10px;\n  margin-left:400px;\n  border:thick; \n  }\n   \n.a\n{\n  float:left;\n   \n  }\n \n<\/style>\n<\/head>\n \n<body>\n<h1><center>修改新聞<\/center><\/h1>\n<?php\n$newsid = $_GET[\"newsid\"];\n$db = new MySQLi(\"localhost\",\"root\",\"\",\"mydb\");\n$sinfo = \"select * from news where newsid='{$newsid}'\";\n$r = $db->query($sinfo);\n$arr = $r->fetch_row(); \/\/這個人的所有信息\n?>\n \n<form action=\"UpdateChu.php\" method=\"post\">\n<div   id="377j5v51b"   class=\"xw\"><input type=\"hidden\" name=\"newsid\" value=\"<?php echo $arr[0] ?>\"><\/div>\n<div   id="377j5v51b"   class=\"xw\">標(biāo)題:<input type=\"text\" name=\"title\" style=\"width:400px\" value=\"<?php echo $arr[1] ?>\"><\/div>\n<div   id="377j5v51b"   class=\"xw\">作者:<input type=\"text\" name=\"author\" value=\"<?php echo $arr[2] ?>\"><\/div>\n<div   id="377j5v51b"   class=\"xw\">來源:<input type=\"text\" name=\"source\" value=\"<?php echo $arr[3] ?>\"><\/div>\n<div   id="377j5v51b"   class=\"xw\">內(nèi)容:\n<textarea rows=\"10\" cols=\"80\" name=\"content\"><?php echo $arr[4] ?><\/textarea><\/div>\n \n<div   id="377j5v51b"   class=\"a\"><input type=\"submit\" value=\"修改\" style=\"margin-left:600px;\"><\/div>\n<div   id="377j5v51b"   class=\"a\"><a href=\"ChaKan.php\"><input type=\"button\" value=\"查看\" style=\"margin-left:6px;\"><\/a><\/div>\n \n<\/form>\n \n<\/body>\n<\/html>  \n<\/pre>\n\n<p style=\"text-align: center\">  <img alt=\"\" src=\"http:\/\/www.bkjia.com\/uploads\/allimg\/160513\/01110Q304-5.png\" \/><\/p>\n<p>提交修改內(nèi)容后進(jìn)行處理:<br \/>\n<\/p>\n\n<pre class='brush:php;toolbar:false;'>\n<?php\n$newsid=$_POST[\"newsid\"];\n$title=$_POST[\"title\"];\n$author=$_POST[\"author\"];\n$source=$_POST[\"source\"];\n$content=$_POST[\"content\"];\n$time=date(\"Y-m-d\",time());\n\n$db=new MySQLi(\"localhost\",\"root\",\"\",\"mydb\");\n!mysqli_connect_error() or die(\"聯(lián)系失敗!\");\n$sql=\"update news set title='{$title}',author='{$author}',source='{$source}',content='{$content}',time='{$time}' where newsid='{$newsid}'\";\n$result=$db->query($sql);\nif($result)\n{\n  header (\"location:Update.php\");\n  }\nelse\n{\n  echo \"修改數(shù)據(jù)失敗!\";\n  }\n<\/pre>\n\n<p>以上就是本文的全部內(nèi)容,希望對大家學(xué)習(xí)php程序設(shè)計有所幫助。<\/p>\n<p align=\"left\"><\/p>\n<div style=\"display:none;\">\n<span id=\"url\" itemprop=\"url\">http:\/\/www.bkjia.com\/PHPjc\/1125897.html<\/span><span id=\"indexUrl\" itemprop=\"indexUrl\">www.bkjia.com<\/span><span id=\"isOriginal\" itemprop=\"isOriginal\">true<\/span><span id=\"isBasedOnUrl\" itemprop=\"isBasedOnUrl\">http:\/\/www.bkjia.com\/PHPjc\/1125897.html<\/span><span id=\"genre\" itemprop=\"genre\">TechArticle<\/span><span id=\"description\" itemprop=\"description\">php數(shù)據(jù)訪問之增刪改查操作,php數(shù)據(jù)訪問增刪 增刪改查操作小練習(xí),大家練練手吧 一、查看新聞頁面-----主頁面 htmlheadmeta http-equiv=\"Conten...<\/span>\n<\/div>\n<div   id="377j5v51b"   class=\"art_confoot\"><\/div>\n"}	</script>
	
<meta http-equiv="Cache-Control" content="no-transform" />
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                            <a href="http://www.miracleart.cn/zh-tw/toolset/extension-plug-ins" title="擴(kuò)充插件" class="languagechoosea on">擴(kuò)充插件</a>
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                            <a href="http://www.miracleart.cn/zh-tw/game" title="遊戲下載" class="languagechoosea on">遊戲下載</a>
                            <a href="http://www.miracleart.cn/zh-tw/mobile-game-tutorial/" title="遊戲教程" class="languagechoosea">遊戲教程</a>

                        </div>
                    </div>
                </div>
            </div>
        </div>
                    <div   id="377j5v51b"   class="head_search">
                <input id="key_words"  onkeydown="if (event.keyCode == 13) searchs('zh-tw')" class="search-input" type="text" autocomplete="off" name="keywords" required="required" placeholder="Block,address,transaction,news" value="">
                <a href="javascript:;" title="搜尋"  onclick="searchs('zh-tw')"><img src="/static/imghw/find.png" alt="搜尋"></a>
            </div>
                <div   id="377j5v51b"   class="head_right">
            <div   id="377j5v51b"   class="haed_language">
                <a href="javascript:;" class="layui-btn haed_language_btn">繁體中文<i class="layui-icon layui-icon-triangle-d"></i></a>
                <div   class="377j5v51b"   id="dropdown-template" style="display: none;">
                    <div   id="377j5v51b"   class="languagechoose">
                                                <a href="javascript:setlang('zh-cn');" title="簡體中文" class="languagechoosea">簡體中文</a>
                                                <a href="javascript:setlang('en');" title="English" class="languagechoosea">English</a>
                                                <a href="javascript:;" title="繁體中文" class="languagechoosea">繁體中文</a>
                                                <a href="javascript:setlang('ja');" title="日本語" class="languagechoosea">日本語</a>
                                                <a href="javascript:setlang('ko');" title="???" class="languagechoosea">???</a>
                                                <a href="javascript:setlang('ms');" title="Melayu" class="languagechoosea">Melayu</a>
                                                <a href="javascript:setlang('fr');" title="Fran?ais" class="languagechoosea">Fran?ais</a>
                                                <a href="javascript:setlang('de');" title="Deutsch" class="languagechoosea">Deutsch</a>
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            <span id="377j5v51b"    class="head_right_line"></span>
                            <div style="display: block;" id="login" class="haed_login ">
                    <a href="javascript:;"  title="Login" class="haed_logina ">Login</a>
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									<a href="#php數(shù)據(jù)訪問之增刪改查操作-php數(shù)據(jù)訪問增刪" title="php數(shù)據(jù)訪問之增刪改查操作,php數(shù)據(jù)訪問增刪" >php數(shù)據(jù)訪問之增刪改查操作,php數(shù)據(jù)訪問增刪</a>
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						<span>php數(shù)據(jù)訪問之增刪改查操作,php數(shù)據(jù)訪問增刪_PHP教程</span>
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							<h1 class="Articlelist_txts_title">php數(shù)據(jù)訪問之增刪改查操作,php數(shù)據(jù)訪問增刪_PHP教程</h1>
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																			<a href="http://www.miracleart.cn/zh-tw/member/887227.html" class="author_name">WBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWB</a>
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							<span id="377j5v51b"    class="Articlelist_txts_time">Jul 12, 2016 am	 08:52 AM</span>
															<div   id="377j5v51b"   class="Articlelist_txts_infos">
																			<span id="377j5v51b"    class="Articlelist_txts_infoss on">php</span>
																			<span id="377j5v51b"    class="Articlelist_txts_infoss ">增刪改查</span>
																			<span id="377j5v51b"    class="Articlelist_txts_infoss ">資料存取</span>
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					<p></p>
<h2 id="php數(shù)據(jù)訪問之增刪改查操作-php數(shù)據(jù)訪問增刪">php數(shù)據(jù)訪問之增刪改查操作,php數(shù)據(jù)訪問增刪</h2>
<p>增刪改查操作小練習(xí),大家練練手吧</p>
<p style="text-align: center"><img src="/static/imghw/default1.png" data-src="http://www.bkjia.com/uploads/allimg/160513/01110UG6-0.png" class="lazy" alt=""></p>
<p style="text-align: center"><img src="/static/imghw/default1.png" data-src="http://www.bkjia.com/uploads/allimg/160513/01110QM2-1.png" class="lazy" alt=""></p>
<p style="text-align: center"><img src="/static/imghw/default1.png" data-src="http://www.bkjia.com/uploads/allimg/160513/01110V954-2.png" class="lazy" alt=""></p>
<p><strong>一、查看新聞頁面-----主頁面</strong></p>

<pre class='brush:php;toolbar:false;'>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>查看新聞</title>
</head>
 
<body>
<h1>查看新聞</h1>
<table width="100%" border="1" cellpadding="0" cellspacing="0">
<tr>
  <td>id</td>
  <td>title</td>
  <td>author</td>
  <td>source</td>
   <td>content</td>
  <td>date</td>
  <td>update</td>
  <td>delete</td>
</tr>
<&#63;php
$db=new MySQLi("localhost","root","","mydb");
!mysqli_connect_error() or die("連接失??!");
$sql="select * from news";
$result=$db->query($sql);
$arr=$result->fetch_all();
foreach ($arr as $v)
{
  echo "<tr>
  <td>{$v[0]}</td>
  <td>{$v[1]}</td>
  <td>{$v[2]}</td>
  <td>{$v[3]}</td>
  <td>{$v[4]}</td>
  <td>{$v[5]}</td>
  <td><a href='Update.php&#63;newsid={$v[0]}'>update</a></td>
  <td><a href='Delete.php&#63;newsid={$v[0]}'>delete</a></td>
   
  </tr>";
  }
 
&#63;>
</table>
<br>
<br />
<div class="xw"><a href="xinwen.php">發(fā)布新聞</a></div>
 
</body>
</html>
</pre>

<p style="text-align: center">  <img src="/static/imghw/default1.png"  data-src="http://www.bkjia.com/uploads/allimg/160513/01110UV1-3.png"  class="lazy"  alt="" /></p>
<p><strong>二、發(fā)布新聞頁面-----添加內(nèi)容</strong></p>

<pre class='brush:php;toolbar:false;'>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>發(fā)布新聞</title>
<style>
.xw
{
   
  margin-top:10px;
  margin-left:400px;
  border:thick; 
  }
.a
{
  float:left;
   
  }
 
</style>
 
</head>
 
<body>
<h1><center>發(fā)布新聞</center></h1>
 
<form action="AddChu.php" method="post">
<div class="xw">標(biāo)題:<input type="text" name="title" style="width:400px"></div>
<div class="xw">作者:<input type="text" name="author"></div>
<div class="xw">來源:<input type="text" name="source"></div>
<div class="xw">內(nèi)容:
<textarea rows="10" cols="80" name="content"></textarea></div>
 
<div class="a"><input type="submit" value="提交" style="margin-left:600px;"></div>
<div class="a"><a href="ChaKan.php"><input type="button" value="查看" style="margin-left:6px;"></a></div>
 
</form>
 
 
</body>
</html>
</pre>

<p style="text-align: center">  <img src="/static/imghw/default1.png"  data-src="http://www.bkjia.com/uploads/allimg/160513/01110WS8-4.png"  class="lazy"  alt="" /></p>
<p>提交內(nèi)容后的處理:</p>

<pre class='brush:php;toolbar:false;'>
<&#63;php
$newsid=$_POST["newsid"];
$title=$_POST["title"];
$author=$_POST["author"];
$source=$_POST["source"];
$content=$_POST["content"];
$time=date("Y-m-d",time());
 
$db=new MySQLi("localhost","root","","mydb");
!mysqli_connect_error() or die("聯(lián)系失敗!");
$sql="insert into news values('{$newsid}','{$title}','{$author}','{$source}','{$content}','{$time}')";
$result=$db->query($sql);
if($result)
{
  header ("location:xinwen.php");
  }
else
{
  echo "添加新聞失??!";
  }
</pre>

<p><strong>三、刪除內(nèi)容處理</strong></p>

<pre class='brush:php;toolbar:false;'>
<&#63;php
$newsid=$_GET["newsid"];
$db=new MySQLi("localhost","root","","mydb");
!mysqli_connect_error() or die("連接失敗!");
$sql="delete from news where newsid='{$newsid}'";
$result=$db->query($sql);
if($result)
{
  header ("location:ChaKan.php");
  }
else
{
  echo "刪除數(shù)據(jù)失敗";
  }
&#63;>
</pre>
  
<p><strong>四、修改新聞頁面----修改新聞內(nèi)容后提交查看<br />
</strong></p>

<pre class='brush:php;toolbar:false;'>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>修改新聞</title>
<style>
.xw
{
   
  margin-top:10px;
  margin-left:400px;
  border:thick; 
  }
   
.a
{
  float:left;
   
  }
 
</style>
</head>
 
<body>
<h1><center>修改新聞</center></h1>
<&#63;php
$newsid = $_GET["newsid"];
$db = new MySQLi("localhost","root","","mydb");
$sinfo = "select * from news where newsid='{$newsid}'";
$r = $db->query($sinfo);
$arr = $r->fetch_row(); //這個人的所有信息
&#63;>
 
<form action="UpdateChu.php" method="post">
<div class="xw"><input type="hidden" name="newsid" value="<&#63;php echo $arr[0] &#63;>"></div>
<div class="xw">標(biāo)題:<input type="text" name="title" style="width:400px" value="<&#63;php echo $arr[1] &#63;>"></div>
<div class="xw">作者:<input type="text" name="author" value="<&#63;php echo $arr[2] &#63;>"></div>
<div class="xw">來源:<input type="text" name="source" value="<&#63;php echo $arr[3] &#63;>"></div>
<div class="xw">內(nèi)容:
<textarea rows="10" cols="80" name="content"><&#63;php echo $arr[4] &#63;></textarea></div>
 
<div class="a"><input type="submit" value="修改" style="margin-left:600px;"></div>
<div class="a"><a href="ChaKan.php"><input type="button" value="查看" style="margin-left:6px;"></a></div>
 
</form>
 
</body>
</html>  
</pre>

<p style="text-align: center">  <img src="/static/imghw/default1.png"  data-src="http://www.bkjia.com/uploads/allimg/160513/01110Q304-5.png"  class="lazy"  alt="" /></p>
<p>提交修改內(nèi)容后進(jìn)行處理:<br />
</p>

<pre class='brush:php;toolbar:false;'>
<&#63;php
$newsid=$_POST["newsid"];
$title=$_POST["title"];
$author=$_POST["author"];
$source=$_POST["source"];
$content=$_POST["content"];
$time=date("Y-m-d",time());

$db=new MySQLi("localhost","root","","mydb");
!mysqli_connect_error() or die("聯(lián)系失敗!");
$sql="update news set title='{$title}',author='{$author}',source='{$source}',content='{$content}',time='{$time}' where newsid='{$newsid}'";
$result=$db->query($sql);
if($result)
{
  header ("location:Update.php");
  }
else
{
  echo "修改數(shù)據(jù)失敗!";
  }
</pre>

<p>以上就是本文的全部內(nèi)容,希望對大家學(xué)習(xí)php程序設(shè)計有所幫助。</p>
<p align="left"></p>
<div style="display:none;">
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													<h3>SublimeText3漢化版</h3>
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												<p>中文版,非常好用</p>
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								<h2>熱門話題</h2>
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											<img src="/static/imghw/eyess.png" alt="" />
											<span>8638</span>
										</div>
										<div   id="377j5v51b"   class="phpgenera_Details_mainR4_bottoms_infos">
											<img src="/static/imghw/tiezi.png" alt="" />
											<span>17</span>
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											<img src="/static/imghw/eyess.png" alt="" />
											<span>1784</span>
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											<img src="/static/imghw/tiezi.png" alt="" />
											<span>16</span>
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											<img src="/static/imghw/eyess.png" alt="" />
											<span>1729</span>
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										<div   id="377j5v51b"   class="phpgenera_Details_mainR4_bottoms_infos">
											<img src="/static/imghw/tiezi.png" alt="" />
											<span>56</span>
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											<img src="/static/imghw/eyess.png" alt="" />
											<span>1579</span>
										</div>
										<div   id="377j5v51b"   class="phpgenera_Details_mainR4_bottoms_infos">
											<img src="/static/imghw/tiezi.png" alt="" />
											<span>28</span>
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											<img src="/static/imghw/eyess.png" alt="" />
											<span>1444</span>
										</div>
										<div   id="377j5v51b"   class="phpgenera_Details_mainR4_bottoms_infos">
											<img src="/static/imghw/tiezi.png" alt="" />
											<span>31</span>
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								<span id="377j5v51b"    class="Articlelist_txts_time">Jul 15, 2025 am	 02:55 AM</span>
								<p class="Articlelist_txts_p">寫Python的ifelse語句關(guān)鍵在於理解邏輯結(jié)構(gòu)與細(xì)節(jié)。 1.基礎(chǔ)結(jié)構(gòu)是if條件成立執(zhí)行一段代碼,否則執(zhí)行else部分,else可選;2.多條件判斷用elif實(shí)現(xiàn),順序執(zhí)行且一旦滿足即停止;3.嵌套if用於進(jìn)一步細(xì)分判斷,建議不超過兩層;4.簡潔場景可用三元表達(dá)式替代簡單ifelse。注意縮進(jìn)、條件順序及邏輯完整性,才能寫出清晰穩(wěn)定的判斷代碼。</p>
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