Create a PHP Login and Registration System From Scratch 2020

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Learn to ask great questions by clearly identifying the problem, including relevant details, spelling accurately, and Google the problem first.

Set up your php login system project with git for version control by cloning a repository, creating a readme, and pushing commits to origin master.

Build a PHP login and registration system from scratch by setting up HTML with UIKit styling, creating a login page with email and password fields, and adding form validation readiness.

Define a guard constant and securely load the config with require_once, ensuring the file loads or the script halts, and prevent exposing config in the inc folder.

learn why never store passwords in javascript or in plain text, and how to use a database to securely handle login and registration without exposing credentials.

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Set up a local database for a PHP login system, create a users table with email and password, and implement a PDO singleton database class using utf-8.

Set up a PHP database connection by including the db file, calling the class's public static get_connection, and secure access by loading config only when needed.

Learn how to implement JavaScript form validation with jQuery, bind the registration form submit to the document, prevent default, and extract the email and password using the form context.

Learn to secure a login form with https via let's encrypt, apply basic client-side validation for email and passphrase length, and prepare ajax submission with error handling.

Learn to implement ajax for the registration form by posting to register.php, returning json with content-type application/json, and using data.redirect to navigate to the dashboard.

Learn to implement ajax-based user registration with a unique email constraint, using prepared statements and parameter binding in php, sanitize inputs, and insert new users securely.

Register users via ajax by hashing passwords with password_hash and never storing plain text; use last_insert_id to start a session and redirect to the dashboard.

Learn how to implement login via ajax in PHP, reusing the registration flow, validating users by email and password, and handling responses with simple ajax logic.

Explore login via ajax part 2 to build a php login and registration system with password hash verification, session management, and dashboard access.

Learn to protect member pages by forcing login with a session user ID, redirecting unauthenticated users to the login page, and preventing logged-in users from accessing login or registration pages.

Learn to implement a logout flow by destroying the session, clearing cookies, regenerating the session ID, and redirecting users to the home or sign-in page.

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Learn to refactor login and registration code into reusable PHP functions, fetch user data securely with PDO, validate sessions, handle login/logout, and prepare for object-oriented design with static functions.

Learn to upgrade a PHP login system by converting functions into a user class, using static methods, and a singleton design for the database connection to streamline user data handling.

Move functions to a user class to adopt object oriented programming, improving maintainability and context, and build a fully functioning login, logout, and registration system.

Plan your next steps after building a login system by adding email verification, two-factor authentication with Twilio, and a password reset flow, then extend with friends, news feed, and invites.