phpcms v9 模板标签说明整理
<span ><span style="color: #ff0000; font-size: small;">{template "content","header"}?</span></span><span ><span style="font-size: small;">调用根目录下phpcms\template\content\header文件</span></span>
<span ><span style="font-size: small;"><span style="color: #ff0000;">{CHARSET}?</span></span></span><span ><span style="font-size: small;">字符集 （gbk或者utf-8）</span></span>
<span ><span style="font-size: small;"><span style="color: #ff0000;">{if isset($SEO['title']) && !empty($SEO['title'])}</span></span></span><span ><span style="color: #ff0000; font-size: small;">{$SEO['title']}{/if}</span></span><span ><span style="color: #ff0000; font-size: small;">{$SEO['site_title']}</span></span><span ><span style="color: #ff0000; font-size: small;">{$SEO['keyword']}</span></span><span ><span style="color: #ff0000; font-size: small;">{$SEO['description']}</span></span><span ><span style="font-size: small;">标题和标题seo优化</span></span>
<span ><span style="font-size: small;"><span style="color: #ff0000;">{CSS_PATH}?</span></span></span><span ><span style="font-size: small;">地址替换为根目录下\statics\css</span></span>
<span ><span style="font-size: small;"><span style="color: #ff0000;">{JS_PATH}</span></span></span><span ><span style="font-size: small;">地址替换为根目录下\statics\js</span></span>
<span ><span style="font-size: small;"><span style="color: #ff0000;">{pc:content ?action="position" posid="9" order="id" num="10" cache="3600"}</span></span></span><span ><span style="font-size: small;">pc标签{pc:content 参数名="参数值"参数名="参数值"参数名="参数值"}</span></span>
<span ><span style="font-size: small;"><span style="color: #ff0000;">{loop $data $k $v}</span></span></span><span ><span style="color: #ff0000; font-size: small;">? ? ? <li><a href="%7B%24v%5Burl%5D%7D">{$v[title]}</a></li></span></span><span ><span style="color: #ff0000; font-size: small;">{/loop}</span></span>
<span ><span style="font-size: small;"><strong>pc标签值</strong></span></span><span ><span style="color: #ff0000; font-size: small;">action="position"--------------对话框的类型=“内容推荐位列表”</span></span><span ><span style="color: #ff0000; font-size: small;">posid="9"----------------------推荐位ID="9"</span></span><span ><span style="color: #ff0000; font-size: small;">order="id"---------------------排序类型="id"</span></span><span ><span style="color: #ff0000; font-size: small;">num="10" ----------------------数据调用数量="10"</span></span><span ><span style="color: #ff0000; font-size: small;">cache="3600"-------------------缓存="3600"毫秒</span></span><span ><span style="color: #ff0000; font-size: small;">{get_siteid()}</span></span><span ><span style="color: #ff0000; font-size: small;">{IMG_PATH}</span></span><span ><span style="color: #ff0000; font-size: small;">action="hits" 排行，热点等</span></span><span ><span style="color: #ff0000; font-size: small;">action="lists" 主要用于列表等。</span></span><span ><span style="color: #ff0000; font-size: small;">catid="$catid" 当前栏目ID ? 指定数字，即为指定的栏目</span></span><span ><span style="color: #ff0000; font-size: small;">num="" ?调用文章的数量</span></span><span ><span style="color: #ff0000; font-size: small;">order="id DESC" 按ID降序排列</span></span><span ><span style="color: #ff0000; font-size: small;">order="id ASC" ?按ID升序排列</span></span><span ><span style="color: #ff0000; font-size: small;">"views DESC"?</span></span><span ><span style="color: #ff0000; font-size: small;">sort=""</span></span><span ><span style="color: #ff0000; font-size: small;">"1" 缩略图</span></span><span ><span style="color: #ff0000; font-size: small;">return=""</span></span><span ><span style="color: #ff0000; font-size: small;">page="$page" 需要分页</span></span>
<span ><span style="font-size: small;">每当列表几行的时候出现一次这个</span></span><span ><span style="color: #ff0000; font-size: small;">{if $num%2==0} ? {/if}</span></span>
<span ><span style="font-size: small;">循环标签<span style="color: #ff0000;"></span></span></span><span ><span style="color: #ff0000; font-size: small;">{loop $data $r} ?{/loop}</span></span><span ><span style="font-size: small;"><span style="color: #ff0000;">{loop $info $r} ?{/loop}</span></span></span>
<span ><span style="font-size: small;">日期-------------{date('Y-m-d H:i:s',$r[inputtime])}</span></span><span ><span style="font-size: small;">文章链接------{$r[url]}</span></span><span ><span style="font-size: small;">文章标题------{$r[title]}</span></span><span ><span style="font-size: small;">标题截取------{str_cut($r[title],40,'...')}</span></span><span ><span style="font-size: small;">缩略图---------loop是info的时候用 ?{thumb($r[thumb],110,0)} ? ? loop是data的时候用{thumb($v[thumb],90,0)}</span></span><span ><span style="font-size: small;">分页标签------{$pages}</span></span><span ><span style="font-size: small;">文章页标签</span></span><span ><span style="font-size: small;">标题-------{$title}</span></span><span ><span style="font-size: small;">内容-------{$content}</span></span><span ><span style="font-size: small;">日期-------{$inputtime}</span></span><span ><span style="font-size: small;">来源-------{$copyfrom}</span></span><span ><span style="font-size: small;">点击数------<span id="hits"></span> ?</span></span><span ><span style="font-size: small;"><script language="JavaScript" src="%7BAPP_PATH%7Dapi.php?op=count&id=%7B%24id%7D&modelid=%7B%24modelid%7D"></script></span></span><span ><span style="font-size: small;">网站首页----------------{siteurl($siteid)}</span></span><span ><span style="font-size: small;">当前位置----------------{catpos($catid)}</span></span><span ><span style="font-size: small;">栏目名称----------------{$CAT[catname]}?</span></span><span ><span style="font-size: small;">栏目拼音----------------{$CAT[letter]}</span></span><span ><span style="font-size: small;">栏目链接----------------{$CAT[url]}</span></span><span ><span style="font-size: small;">父栏目名称--------------{$CATEGORYS[$CAT[parentid]][catname]}?</span></span><span ><span style="font-size: small;">父栏目链接--------------{$CATEGORYS[$CAT[parentid]][url]}</span></span><span ><span style="font-size: small;">上上级栏目名称--------{$CATEGORYS[$CATEGORYS[$CAT[parentid]][parentid]][catname]}</span></span><span ><span style="font-size: small;">上上级栏目链接--------{$CATEGORYS[$CATEGORYS[$CAT[parentid]][parentid]][url]}</span></span>
<span ><span style="font-size: small;">?一级父栏目列表</span></span><span style="color: #ff0000;"><span ><span style="font-size: small;">{pc:content action="category" catid="0" num="34" siteid="$siteid" order="listorder ASC"}</span></span><span ><span style="font-size: small;">? ? ? {loop $data $r}</span></span><span ><span style="font-size: small;">? ? ? ? ? ? <li><a href="%7B%24r%5Burl%5D%7D">{$r[catname]}</a></li></span></span><span ><span style="font-size: small;">? ? ? {/loop}</span></span></span><span ><span style="font-size: small;"><span style="color: #ff0000;">{/pc}</span></span></span>
<span ><span style="font-size: small;">同级栏目列表</span></span><span style="color: #ff0000;"><span ><span style="font-size: small;">{pc:content action="category" catid="$parentid" num="12" siteid="$siteid" order="listorder ASC"}</span></span><span ><span style="font-size: small;">? ? ? {loop $data $r}</span></span><span ><span style="font-size: small;">? ? ? ? ? ? <li><a href="%7B%24r%5Burl%5D%7D">{$r[catname]}</a></li></span></span><span ><span style="font-size: small;">? ? ? ?{/loop}</span></span></span><span ><span style="font-size: small;"><span style="color: #ff0000;">{/pc}</span></span></span>
<span ><span style="font-size: small;">组图列表</span></span><span style="color: #ff0000;"><span ><span style="font-size: small;">{loop $photos $r}?</span></span><span ><span style="font-size: small;"><li><a href="%7B%24r%5Burl%5D%7D"><img src="%7Bthumb(%24r%5Burl%5D,%2075,%2045,%200)%7D" alt="{$r[alt]}"></a></li></span></span></span><span ><span style="max-width:90%"><span style="color: #ff0000;">{/loop}</span></span></span><span ><span style="font-size: small;">注释：其中$photos为自定义组图字段，{$r[url]}为图片地址，{thumb($r[url], 75, 45, 0)}为图片缩略图，{$r[alt]}为图片描述</span></span>
What are some common problems that can cause PHP sessions to fail?Apr 25, 2025 am 12:16 AMReasons for PHPSession failure include configuration errors, cookie issues, and session expiration. 1. Configuration error: Check and set the correct session.save_path. 2.Cookie problem: Make sure the cookie is set correctly. 3.Session expires: Adjust session.gc_maxlifetime value to extend session time.
How do you debug session-related issues in PHP?Apr 25, 2025 am 12:12 AMMethods to debug session problems in PHP include: 1. Check whether the session is started correctly; 2. Verify the delivery of the session ID; 3. Check the storage and reading of session data; 4. Check the server configuration. By outputting session ID and data, viewing session file content, etc., you can effectively diagnose and solve session-related problems.
What happens if session_start() is called multiple times?Apr 25, 2025 am 12:06 AMMultiple calls to session_start() will result in warning messages and possible data overwrites. 1) PHP will issue a warning, prompting that the session has been started. 2) It may cause unexpected overwriting of session data. 3) Use session_status() to check the session status to avoid repeated calls.
How do you configure the session lifetime in PHP?Apr 25, 2025 am 12:05 AMConfiguring the session lifecycle in PHP can be achieved by setting session.gc_maxlifetime and session.cookie_lifetime. 1) session.gc_maxlifetime controls the survival time of server-side session data, 2) session.cookie_lifetime controls the life cycle of client cookies. When set to 0, the cookie expires when the browser is closed.
What are the advantages of using a database to store sessions?Apr 24, 2025 am 12:16 AMThe main advantages of using database storage sessions include persistence, scalability, and security. 1. Persistence: Even if the server restarts, the session data can remain unchanged. 2. Scalability: Applicable to distributed systems, ensuring that session data is synchronized between multiple servers. 3. Security: The database provides encrypted storage to protect sensitive information.
How do you implement custom session handling in PHP?Apr 24, 2025 am 12:16 AMImplementing custom session processing in PHP can be done by implementing the SessionHandlerInterface interface. The specific steps include: 1) Creating a class that implements SessionHandlerInterface, such as CustomSessionHandler; 2) Rewriting methods in the interface (such as open, close, read, write, destroy, gc) to define the life cycle and storage method of session data; 3) Register a custom session processor in a PHP script and start the session. This allows data to be stored in media such as MySQL and Redis to improve performance, security and scalability.
What is a session ID?Apr 24, 2025 am 12:13 AMSessionID is a mechanism used in web applications to track user session status. 1. It is a randomly generated string used to maintain user's identity information during multiple interactions between the user and the server. 2. The server generates and sends it to the client through cookies or URL parameters to help identify and associate these requests in multiple requests of the user. 3. Generation usually uses random algorithms to ensure uniqueness and unpredictability. 4. In actual development, in-memory databases such as Redis can be used to store session data to improve performance and security.
How do you handle sessions in a stateless environment (e.g., API)?Apr 24, 2025 am 12:12 AMManaging sessions in stateless environments such as APIs can be achieved by using JWT or cookies. 1. JWT is suitable for statelessness and scalability, but it is large in size when it comes to big data. 2.Cookies are more traditional and easy to implement, but they need to be configured with caution to ensure security.
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