thinkPHP5怎么获取多选按钮的值
thinkPHP5获取多选按钮的值的方法:首先修改HTML页面部分代码为“”;然后修改控制器代码,这样就可以获取多选按钮的值了。
thinkPHP5怎么获取多选按钮的值?
HTML页面部分:
<input type="checkbox" name="teachers[]" value="王老师" /> <input type="checkbox" name="teachers[]" value="张老师"/> <input type="checkbox" name="teachers[]" value="李老师"/> <input type="checkbox" name="teachers[]" value="宋老师"/> <input type="checkbox" name="teachers[]" value="刘老师"/>
控制器部分:
$teachers = input('post.teachers/a'); return var_dump($teachers);
在获取CheckBox的多个值时务必要使用/a修饰符,这里简要介绍一下几个修饰符的含义:
* s强制转换为字符串类型
* d强制转换为整型类型
* b强制转换为布尔类型
* a强制转换为数组类型
* f强制转换为浮点类型
推荐:《TP5》

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

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics

Solution to the error reported when deploying thinkphp5 in Pagoda: 1. Open the Pagoda server, install the php pathinfo extension and enable it; 2. Configure the ".access" file with the content "RewriteRule ^(.*)$ index.php?s=/$1 [QSA ,PT,L]”; 3. In website management, just enable thinkphp’s pseudo-static.

thinkphp5 post cannot get a value because TP5 uses the strpos function to find the app/json string in the content-type value of the Header. The solution is to set the content-type value of the Header to app/json.

Methods for thinkphp5 to obtain the requested URL: 1. Use the "$request = Request::instance();" method of the "\think\Request" class to obtain the current URL information; 2. Use the built-in helper function "$request-> url()" to obtain the complete URL address including the domain name.

Solution to thinkphp5 url rewriting not working: 1. Check whether the mod_rewrite.so module is loaded in the httpd.conf configuration file; 2. Change None in AllowOverride None to All; 3. Modify the Apache configuration file .htaccess to "RewriteRule ^ (.*)$ index.php [L,E=PATH_INFO:$1]" and save it.

How to remove the thinkphp5 title bar icon: 1. Find the favicon.ico file under the thinkphp5 framework public; 2. Delete the file or choose another picture to rename it to favicon.ico and replace the original favicon.ico file.

Solution to thinkphp5 prompting that the controller does not exist: 1. Check whether the namespace in the corresponding controller is written correctly and change it to the correct namespace; 2. Open the corresponding tp file and modify the class name.

How to query yesterday's data in ThinkPHP5: 1. Open ThinkPHP5 related files; 2. Query yesterday's data through the expression "db('table')->whereTime('c_time', 'yesterday')->select();" Can.

How to set error prompts in thinkphp5: 1. Enter the public folder in the project root directory and open the index.php entry file; 2. View the comments on the debug mode switch; 3. Adjust the value of the "APP_DEBUG" constant to true to display Error message prompt.
