Code snippets

You will find here 8 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 convert an emoji into an HTML entity with PHP. This is a way to do it. I'll explore other possible solut...

PHP

Published on 2023-10-10 • Modified on 2023-10-10

 View the code


This snippet shows how to add attributes to HTML tags with PHP. In the following example, we use the DOMDocument library to parse ...

PHP

Published on 2023-10-01 • Modified on 2023-10-01

 View the code


This snippet shows how to select an invalid choice value of a select form field in a Symfony functional test. Indeed, if you try t...

Symfony

Published on 2022-08-19 • Modified on 2022-08-19

 View the code


In this snippet, we see how to inspect the content of a string using the file_put_contents PHP function. Sometimes, when you use t...

PHP

Published on 2021-09-05 • Modified on 2021-09-05

 View the code


In this snippet, we will see how to add or remove a class from an HTML element with JavaScript. It can be done with the classList ...

JavaScript

Published on 2020-05-23 • Modified on 2020-05-23

 View the code


In this snippet we will see how to alter the title element of an HTML document dynamically. It is something I use on my pomodoro.f...

Vue.js

Published on 2020-05-16 • Modified on 2020-05-16

 View the code


In this snippet, we will see how to centre a table with CSS. That's the very first CSS snippet I put on this website. But why not?...

css

Published on 2020-04-20 • Modified on 2020-04-20

 View the code


In this snippet, we will see how to manually render checkboxes of a form with Twig. This can be useful when you have special thing...

Symfony

Published on 2020-01-21 • Modified on 2020-01-21

 View the code