


jquery form validation plug-in usage example in Yii framework_php example
The example in this article describes the usage of jquery form validation plug-in in Yii framework. Share it with everyone for your reference, the details are as follows:
The operation effect diagram is as follows:
View layer:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"> <head> <meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title></title> <style> .error{ color: red; } </style> <script src="js/jquery.js"></script> <script src="js/jquery.validate.js"></script> <script src="js/messages_zh.js"></script> <script> // 手机号码验证 jQuery.validator.addMethod("phone", function(value, element) { var length = value.length; var mobile = /^1[3,5,8][0-9]{9}$/; return this.optional(element) || (length == 11 && mobile.test(value)); }, "请正确填写您的手机号码"); // 汉字 jQuery.validator.addMethod("uName", function(value, element) { var name= /^[\u4e00-\u9fa5]{2,6}$/; return this.optional(element) || (name.test(value)); }, "请输入2-4个汉字"); //验证邮箱 jQuery.validator.addMethod("email1", function(value, element) { var email= /^\w+@\w+[.]com|cn|net$/; return this.optional(element) || (email.test(value)); }, "请正确填写您的邮箱"); //验证名称是否重复(唯一性) jQuery.validator.addMethod("onlyUsername", function(value, element) { return eval($.ajax({ url: "index.php?r=login/only", type: 'get', async: false, data: { u_name:value } }).responseText); }, "用户名已存在"); //验证邮箱是否重复 jQuery.validator.addMethod("only2", function(value, element) { return eval($.ajax({ url: "index.php?r=login/only2", type: 'get', async: false, data: { email:value } }).responseText); }, "邮箱已存在"); $.validator.setDefaults({ submitHandler: function() { form.submit(); } }); //表单验证 $().ready(function() { // 在键盘按下并释放及提交后验证提交表单 $("#signupForm").validate({ rules: { u_name: "required", u_name: { required: true, uName: true, onlyUsername: true }, pwd: { required: true, minlength: 5 }, fruit:{ required: true, minlength: 2 }, phone: { required: true }, email: { required: true, email: true, email1:true, only2:true }, sex: { required:true, minlength:1 }, topic: { required: "#newsletter:checked", minlength: 2 }, agree: "required" }, messages: { u_name: "请输入您的名字", u_name: { required: "请输入用户名", uName: "用户名必需由2-6个汉字组成", onlyUsername:"用户必须唯一" }, pwd: { required: "请输入密码", minlength: "密码长度不能小于 5 个字母" }, phone: { required: "请输入手机号" }, email: { required:"请输入一个正确的邮箱", only2:"邮箱必须唯一" }, agree: "请接受我们的声明", topic: "请选择两个主题", sex: "请至少选一个", fruit:"请至少选两个水果" } }); }); </script> </head> <body> <center> <form class="cmxform" id="signupForm" method="post" action="index.php?r=login/register"> <fieldset> <legend>注册页面</legend> <p> <label for="u_name">名字</label> <input id="u_name" name="u_name" type="text"> </p> <p> <label for="pwd">密码</label> <input id="pwd" name="pwd" type="pwd"> </p> <p> <label for="email">Email</label> <input id="email" name="email" type="email"> </p> <p> <label for="phone">手机号</label> <input id="phone" name="phone" type="phone"> </p> <p> <input type="radio" id="sex" value="男" name="sex" />男 <input type="radio" id="sex" value="女" name="sex"/>女 </p> <p> <select id="fruit" name="fruit[]" multiple="multiple"> <option value="b">Banana</option> <option value="a">Apple</option> <option value="p">Peach</option> <option value="t">Turtle</option> </select> </p> <p> <label for="agree">请同意我们的声明</label> <input type="checkbox" class="checkbox" id="agree" name="agree"> </p> <p> <label for="newsletter">我乐意接收新信息</label> <input type="checkbox" class="checkbox" id="newsletter" name="newsletter"> </p> <fieldset id="newsletter_topics"> <legend>注意:如果没有勾选“我乐意接收新信息”以下选项会隐藏,但我们这里作为演示让它可见</legend> <label for="topic_marketflash"> <input type="checkbox" id="topic_marketflash" value="学习" name="topic[]">学习 </label> <label for="topic_fuzz"> <input type="checkbox" id="topic_fuzz" value="唱歌" name="topic[]">唱歌 </label> <label for="topic_digester"> <input type="checkbox" id="topic_digester" value="跳舞" name="topic[]">跳舞 </label> <label for="topic" class="error">Please select at least two topics you'd like to do.</label> </fieldset> <p> <input class="submit" type="submit" value="注册"> </p> </form> </center> </body> </html>
Controller (verify uniqueness):
//验证姓名唯一性 public function actionOnly(){ $u_name=Yii::$app->request->get('u_name'); $login=Yii::$app->db; //查询数据 $sql="select * from login where u_name='$u_name'"; $res=$login->createCommand($sql)->execute(); if($res) { echo false; } else { echo true; } }
Readers who are interested in more Yii-related content can check out the special topics on this site: "Introduction to Yii Framework and Summary of Common Techniques", "Summary of Excellent PHP Development Framework", "Basic Tutorial for Getting Started with Smarty Templates", "Introduction to PHP Object-Oriented Programming" Tutorial", "php string (string) usage summary", "php+mysql database operation introductory tutorial" and "php common database operation skills summary"
I hope this article will help you design PHP programs based on the Yii framework.

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.

Tostoreauser'snameinaPHPsession,startthesessionwithsession_start(),thenassignthenameto$_SESSION['username'].1)Usesession_start()toinitializethesession.2)Assigntheuser'snameto$_SESSION['username'].Thisallowsyoutoaccessthenameacrossmultiplepages,enhanc

Reasons 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.

Methods 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.

Multiple 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.

Configuring 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.


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

VSCode Windows 64-bit Download
A free and powerful IDE editor launched by Microsoft

MinGW - Minimalist GNU for Windows
This project is in the process of being migrated to osdn.net/projects/mingw, you can continue to follow us there. MinGW: A native Windows port of the GNU Compiler Collection (GCC), freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All MinGW software can run on 64-bit Windows platforms.

EditPlus Chinese cracked version
Small size, syntax highlighting, does not support code prompt function

SAP NetWeaver Server Adapter for Eclipse
Integrate Eclipse with SAP NetWeaver application server.

Dreamweaver Mac version
Visual web development tools
