How does thinkphp output registration success information on the front end?

As a PHP developer, we usually need to output a prompt message after completing the system registration function to tell the user that the registration is successful. However, how to output on the front end may be confusing to some novices. This article will introduce how to use thinkphp to output registration success information on the front end.

Below we will take a simple registration page as an example to explain. First, we need to build a form in the register.html page, the code is as follows:

<form action="{:url(&#39;User/register&#39;)}" method="post">
    <label for="username">用户名</label>
    <input type="text" id="username" name="username" /><br/>

    <label for="password">密码</label>
    <input type="password" id="password" name="password" /><br/>

    <label for="email">邮箱</label>
    <input type="email" id="email" name="email" /><br/>

    <button type="submit" name="submit">注册</button>
</form>

In the form, we should notice {:url('User/register')} in the action attribute, which tells After the user clicks the "Register" button, the system will submit the form data to the background and use the register() method for processing.

Next, we need to write the registration logic in the User controller. The code is as follows:

namespace app\index\controller;

use think\Controller;

class User extends Controller
{
    public function register()
    {
        $data = input('post.');
        // 完成注册逻辑
        
        $this->success('注册成功', 'User/login');
    }
}

In the register() method of the User controller, we first get the page through POST The parameters passed by the method. Then, we can perform complete registration logic here, such as verifying user information, writing to the database, etc. Finally, we output the registration success information to the front-end page through thinkphp's built-in success method.

Note that the success method is usually used to jump to a page after performing some successful operations. Therefore, we will jump to the login page and let the user proceed to the next step.

At this point, we have successfully output the registration success information on the front-end page. In actual applications, you can make appropriate modifications according to your needs, such as adding some styles or using Ajax to submit the form asynchronously. In short, the use of thinkphp can help us complete some common development tasks more conveniently.

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