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How to create forgotten password function in php

PHPz
Release: 2023-04-10 09:42:02
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In modern society, because people need to use many website accounts, they often forget the password of an account. At this time, a forgotten password function is needed to help users reset their passwords. PHP language is one of the core languages ​​​​of most websites. Because of its open source and ease of use, PHP is often used to create forgotten password functions.

The following are the steps on how to create a forgotten password function using PHP language:

1. Create a form
Create a form that contains the input of an email account. The form should provide a method to Submit the email address to send the user a link to reset their password. The form should contain input fields and a submit button.

2. Write PHP code
Write a PHP code that handles form submission. This code should verify the trusted email address and generate a unique reset password token if the email address matches. Additionally, the token should be linked to the request password reset page with the token.

3. Reset password request page
Create a page to request password reset. This page should receive the token as a query string parameter and should provide two password input fields and a "Submit" button so the user can enter a new password before submitting the form.

4. Reset password handler
Write a PHP code that handles reset password requests. This code should validate the token and save the new password to the data store if the token matches. The code should also redirect the user to the login page if the update is successful.

5. Email handler
Write a PHP code that handles email sending. This code should generate a link with a token that redirects the user back to the page requesting a password reset. The code should also check the validity of the email address before sending the email to the user's email address.

PHP is one of the main languages ​​​​of many websites and can easily implement the forgotten password function. Although using PHP may seem difficult, building a forgotten password feature becomes very simple with a few simple steps.

The above is the detailed content of How to create forgotten password function in php. For more information, please follow other related articles on the PHP Chinese website!

source:php.cn
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