Code snippets

You will find here 11 code snippets I find useful so I don't have to Google ™ or Stackoverflow ™ them when I need. There are also code snippets I always forget! 😁 Sometimes, related links to the code will be available. The main difference with other random snippets you will find on the web is that in most cases (for the Symfony related ones) you will be able to run them directly from this website to check the output so you can verify it works as expected ™.

This snippet shows how to use the new first-class callable syntax introduced in PHP 8.1. Creating a callback has never been the mo...

PHP

Published on 2022-10-02 • Modified on 2022-10-02

 View the code


This snippet shows how to get the FQCN of a variable with ::class; this is new functionality introduced in PHP 8.1. Before, we cou...

PHP

Published on 2022-09-11 • Modified on 2022-09-11

 View the code


This snippet shows how to test if an array is a list with PHP. This function was introduced in PHP 8.1, before we had to do this m...

PHP

Published on 2022-09-10 • Modified on 2022-09-10

 View the code


This snippet shows how to use constants in PHP 8 attributes. It is an excellent pro that PHP 8 attributes provide. Before, we had ...

PHP

Published on 2022-06-25 • Modified on 2022-06-25

 View the code


This snippet shows how to fetch a Doctrine entity from a repository with the correct type hint. We can use the find() function to ...

Doctrine

Published on 2022-05-14 • Modified on 2022-05-14

 View the code


This snippet shows how to get the type name of a variable for debugging. The get_debug_type() function was introduced in PHP 8 and...

PHP

Published on 2022-04-23 • Modified on 2022-04-23

 View the code


This snippet shows how to translate the day and month of a date with PHP. We use the intl extension and its IntlDateFormatter clas...

PHP

Published on 2022-04-12 • Modified on 2022-04-12

 View the code


In this snippet, we see how to get the first character of a string with PHP and Symfony. In the first part, we see how to use the ...

PHP

Published on 2021-11-12 • Modified on 2021-11-12

 View the code


In this snippet, we see how to sort YAML file keys alphabetically with the YAML component. This is something that can be useful to...

YAML

Published on 2021-08-15 • Modified on 2021-08-15

 View the code


In this snippet, we will see how to use a closure to assign the result of a switch-case to a variable. In the closure we use early...

PHP

Published on 2020-12-04 • Modified on 2020-12-04

 View the code