想做一个多功能搜索框,不知道怎么实现,用的是wordpress程序
大致效果如图:
怎么弄都只执行最后一个框的关键词搜索,求各位大大赐教呀。
回复讨论(解决方案)
1.一定要有哦
2.把SQL输出一下看下拼接是否正确
把各种 参数 提交 到服务器, 服务器程序拼接一下 SQL 语句,就OK 了
提交的时候,获取参数看看
1.一定要有哦
2.把SQL输出一下看下拼接是否正确
引用 1 楼 Anew_G 的回复:1.一定要有哦
2.把SQL输出一下看下拼接是否正确
<form id="search" target="_blank" action="<?php bloginfo('url'); ?>"/><input class="pinpai" type="text" name="pinpai" id="pinpai" value="品牌" onFocus="this.value='';" onBlur="if(this.value==''){this.value='品牌';}"/><input class="chexi" type="text" name="chexi" id="chexi" value="车系" onFocus="this.value='';" onBlur="if(this.value==''){this.value='车系';}"/><input class="jiage" type="text" name="jiage" id="jiage" value="价格范围" onFocus="this.value='';" onBlur="if(this.value==''){this.value='价格范围';}"/><input class="guanjianci" type="text" name="keyword" id="keyword" value="关键词" onFocus="this.value='';" onBlur="if(this.value==''){this.value='关键词';}"/> <button class="search01" type="submit">搜索</button></form>
把name和id都唯一,后台用$_POST['name']来取值
PHP code?1234567

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Arrays can be stored in PHP sessions. 1. Start the session and use session_start(). 2. Create an array and store it in $_SESSION. 3. Retrieve the array through $_SESSION. 4. Optimize session data to improve performance.

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PHPsessionstrackuserdataacrossmultiplepagerequestsusingauniqueIDstoredinacookie.Here'showtomanagethemeffectively:1)Startasessionwithsession_start()andstoredatain$_SESSION.2)RegeneratethesessionIDafterloginwithsession_regenerate_id(true)topreventsessi

In PHP, iterating through session data can be achieved through the following steps: 1. Start the session using session_start(). 2. Iterate through foreach loop through all key-value pairs in the $_SESSION array. 3. When processing complex data structures, use is_array() or is_object() functions and use print_r() to output detailed information. 4. When optimizing traversal, paging can be used to avoid processing large amounts of data at one time. This will help you manage and use PHP session data more efficiently in your actual project.

The session realizes user authentication through the server-side state management mechanism. 1) Session creation and generation of unique IDs, 2) IDs are passed through cookies, 3) Server stores and accesses session data through IDs, 4) User authentication and status management are realized, improving application security and user experience.


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