PHP Tutorial (& MySQL) #19 - Basic Form Validation (part 1)

Web Reference: PHP Double Equals == equality chart: PHP Triple Equals === Equality chart: Source code to create these images: PHP equality charts Guru Meditation Those who wish to keep their sanity, read no further because none of this will make any sense, except to say that this is how the insanity-fractal, of PHP was designed. NAN != NAN but NAN == true. The PHP 7.0 migration docs has this to say: The null coalescing operator (??) has been added as syntactic sugar for the common case of needing to use a ternary in conjunction with isset (). As of PHP 5.3: Since PHP 5.3, it is possible to leave out the middle part of the ternary operator. Expression expr1 ?: expr3 returns expr1 if expr1 evaluates to TRUE, and expr3 otherwise. As of PHP 7.0 PHP 7 has new Null Coalesce Operator. This is the same as a ternary but is also called an "isset ternary".

YouTube Excerpt: Hey gang, in this video we'll preform the first step of some very basic form validation to check our input fields have not been left empty! REGEX Playlist: https://www.youtube.com/playlist?list=PL4cUxeGkcC9g6m_6Sld9Q4jzqdqHd2HiD ---------------------------------------- 🐱‍💻 🐱‍💻 Course Links: + Course files - https://github.com/iamshaunjp/php-mysql-tutorial + VS Code editor - https://code.visualstudio.com/ + Materialize Playlist - https://www.youtube.com/watch?v=gCZ3y6mQpW0&list=PL4cUxeGkcC9gGrbtvASEZSlFEYBnPkmff 🤑🤑 Donate + https://www.paypal.me/thenetninja 🎓🎓 Find me on Udemy + https://www.udemy.com/user/47fd83f6-5e4a-4e87-a0f0-519ac51f91b6/

Hey gang, in this video we'll preform the first step of some very basic form validation to check our input fields have not been left empty! REGEX...

Read Full Article 🔍

Curious about PHP Tutorial (& MySQL) #19 - Basic Form Validation (part 1)'s Color? Explore detailed estimates, salary breakdowns, and financial insights that reveal the full picture of their profile.

Source ID: g7x4JO0YW1s

Category: color style guide